branch-3.1: [fix](variant) building index on the variant column is prohibited #54777

[github-actions]

Cherry-picked from #54777

[hello-stephen]

Thank you for your contribution to Apache Doris.
Don't know what should be done next? See How to process your PR.

Please clearly describe your PR:

1. What problem was fixed (it's best to include specific error reporting information). How it was fixed.
2. Which behaviors were modified. What was the previous behavior, what is it now, why was it modified, and what possible impacts might there be.
3. What features were added. Why was this function added?
4. Which code was refactored and why was this part of the code refactored?
5. Which functions were optimized and what is the difference before and after the optimization?

[hello-stephen]

run buildall

[doris-robot]

TPC-H: Total hot run time: 32582 ms

machine: 'aliyun_ecs.c7a.8xlarge_32C64G'
scripts: https://github.com/apache/doris/tree/master/tools/tpch-tools
Tpch sf100 test result on commit 722d512a35e1265b27f81c66e658c665e5a20dd8, data reload: false

------ Round 1 ----------------------------------
q1	17588	5414	5375	5375
q2	2032	387	274	274
q3	12042	1234	754	754
q4	10291	868	454	454
q5	9346	2398	2152	2152
q6	187	161	132	132
q7	911	755	619	619
q8	9343	1437	1233	1233
q9	5237	4896	4926	4896
q10	6787	2264	1815	1815
q11	504	278	259	259
q12	345	361	215	215
q13	17807	3637	3025	3025
q14	224	223	209	209
q15	529	450	457	450
q16	432	421	372	372
q17	586	858	358	358
q18	6885	6271	6261	6261
q19	1211	955	557	557
q20	330	338	199	199
q21	2854	2191	1984	1984
q22	1057	1042	989	989
Total cold run time: 106528 ms
Total hot run time: 32582 ms

----- Round 2, with runtime_filter_mode=off -----
q1	5470	5573	5472	5472
q2	236	325	237	237
q3	2205	2646	2275	2275
q4	1384	1783	1375	1375
q5	4400	4959	4971	4959
q6	168	165	134	134
q7	2053	1990	1855	1855
q8	2621	2805	2744	2744
q9	7201	7166	7219	7166
q10	3049	3393	2687	2687
q11	568	503	512	503
q12	717	788	604	604
q13	3455	3772	3155	3155
q14	282	305	274	274
q15	528	461	485	461
q16	448	475	429	429
q17	1248	1740	1256	1256
q18	7607	7360	7303	7303
q19	822	1043	1133	1043
q20	2029	2036	1883	1883
q21	5394	4977	4650	4650
q22	1099	1087	1031	1031
Total cold run time: 52984 ms
Total hot run time: 51496 ms

[doris-robot]

TPC-DS: Total hot run time: 191754 ms

machine: 'aliyun_ecs.c7a.8xlarge_32C64G'
scripts: https://github.com/apache/doris/tree/master/tools/tpcds-tools
TPC-DS sf100 test result on commit 722d512a35e1265b27f81c66e658c665e5a20dd8, data reload: false

query1	970	386	391	386
query2	6172	1911	1903	1903
query3	8678	203	193	193
query4	33105	23701	23579	23579
query5	3662	587	440	440
query6	291	185	171	171
query7	4195	479	308	308
query8	300	236	228	228
query9	9438	2634	2615	2615
query10	448	323	262	262
query11	18214	15337	15144	15144
query12	156	106	109	106
query13	1551	536	419	419
query14	9074	6637	6730	6637
query15	211	197	175	175
query16	7868	616	496	496
query17	1607	779	583	583
query18	2066	427	335	335
query19	214	196	166	166
query20	122	116	118	116
query21	215	130	111	111
query22	4586	4748	4380	4380
query23	34602	33838	34270	33838
query24	8373	2755	2731	2731
query25	567	488	438	438
query26	1249	302	179	179
query27	2669	483	382	382
query28	5445	2219	2200	2200
query29	819	596	463	463
query30	246	196	175	175
query31	1018	914	839	839
query32	94	58	59	58
query33	526	383	334	334
query34	762	881	548	548
query35	794	842	730	730
query36	1014	1080	990	990
query37	111	95	66	66
query38	4055	4015	3967	3967
query39	1516	1472	1457	1457
query40	214	119	106	106
query41	49	50	50	50
query42	119	113	113	113
query43	513	514	489	489
query44	1394	815	818	815
query45	180	185	169	169
query46	890	1059	683	683
query47	1996	1942	1947	1942
query48	401	434	371	371
query49	764	478	400	400
query50	673	691	433	433
query51	7398	7337	7313	7313
query52	104	101	90	90
query53	232	270	198	198
query54	550	553	470	470
query55	82	79	80	79
query56	262	254	255	254
query57	1319	1290	1219	1219
query58	240	218	218	218
query59	3166	3178	2881	2881
query60	288	273	264	264
query61	118	113	109	109
query62	812	751	693	693
query63	245	198	193	193
query64	4554	989	629	629
query65	3439	3292	3334	3292
query66	1038	413	310	310
query67	16905	16058	15587	15587
query68	8018	838	528	528
query69	476	299	267	267
query70	1168	1169	1122	1122
query71	437	305	273	273
query72	5768	3732	3995	3732
query73	622	734	352	352
query74	10203	9106	9224	9106
query75	3571	3144	2686	2686
query76	3362	1160	778	778
query77	754	363	276	276
query78	10320	10388	9593	9593
query79	3002	905	602	602
query80	695	514	434	434
query81	504	267	217	217
query82	441	124	94	94
query83	181	158	149	149
query84	288	99	85	85
query85	808	364	305	305
query86	360	329	301	301
query87	4367	4389	4217	4217
query88	4462	2503	2392	2392
query89	412	335	292	292
query90	1813	192	195	192
query91	150	142	106	106
query92	67	54	49	49
query93	2175	890	541	541
query94	645	408	281	281
query95	348	285	275	275
query96	484	604	284	284
query97	3272	3254	3184	3184
query98	222	211	212	211
query99	1547	1423	1312	1312
Total cold run time: 295890 ms
Total hot run time: 191754 ms

[doris-robot]

ClickBench: Total hot run time: 28.95 s

machine: 'aliyun_ecs.c7a.8xlarge_32C64G'
scripts: https://github.com/apache/doris/tree/master/tools/clickbench-tools
ClickBench test result on commit 722d512a35e1265b27f81c66e658c665e5a20dd8, data reload: false

query1	0.03	0.03	0.03
query2	0.07	0.03	0.03
query3	0.23	0.07	0.06
query4	1.63	0.11	0.11
query5	0.52	0.51	0.50
query6	1.14	0.74	0.73
query7	0.02	0.02	0.02
query8	0.04	0.03	0.04
query9	0.57	0.50	0.50
query10	0.55	0.54	0.55
query11	0.15	0.10	0.11
query12	0.14	0.11	0.12
query13	0.63	0.62	0.60
query14	0.80	0.80	0.79
query15	0.85	0.84	0.83
query16	0.39	0.41	0.39
query17	1.00	0.99	1.05
query18	0.25	0.22	0.23
query19	1.91	1.90	1.91
query20	0.01	0.01	0.00
query21	15.42	0.95	0.58
query22	0.73	0.74	0.78
query23	15.06	1.40	0.61
query24	3.27	0.82	1.46
query25	0.32	0.10	0.05
query26	0.25	0.14	0.13
query27	0.06	0.05	0.05
query28	13.63	1.06	0.44
query29	12.57	3.97	3.32
query30	0.25	0.09	0.07
query31	2.84	0.62	0.38
query32	3.23	0.55	0.47
query33	3.06	2.99	3.06
query34	16.39	5.24	4.51
query35	4.62	4.54	4.52
query36	0.65	0.49	0.48
query37	0.09	0.06	0.06
query38	0.05	0.04	0.03
query39	0.04	0.02	0.02
query40	0.17	0.13	0.13
query41	0.07	0.02	0.03
query42	0.04	0.02	0.02
query43	0.04	0.03	0.03
Total cold run time: 103.78 s
Total hot run time: 28.95 s