[Backport 9.1] Validate all APIs in PRs

[github-actions]

Backport 4516b79 from #5341.

[github-actions]

Following you can find the validation changes against the target branch for the APIs.

API	Status	Request	Response
bulk	🟢	553/553 → 543/543	571/571 → 561/561
cluster.allocation_explain	🟢	8/8 → 4/4	8/8 → 4/4
cluster.get_component_template	🟢	14/14 → 12/12	14/14 → 12/12
cluster.health	🟢	214/214 → 203/203	214/214 → 203/203
cluster.put_component_template	🔴	34/38 → 30/34	38/38 → 34/34
cluster.state	🟢	84/84 → 83/83	83/83 → 82/82
delete_by_query	🟢	8/8 → 7/7	7/7 → 6/6
esql.query	🔴 → 🟢	346/348 → 325/325	0/0
get	🟢	347/347 → 340/340	344/344 → 337/337
ilm.explain_lifecycle	🔴 → 🟢	5/5	4/5 → 5/5
index	🔴 → 🟢	1443/1443 → 1399/1399	1416/1445 → 1401/1401
indices.close	🟢	50/50 → 51/51	50/50 → 51/51
indices.create	🔴	1346/1386 → 1282/1324	1386/1386 → 1324/1324
indices.create_data_stream	🟢	121/121 → 116/116	121/121 → 116/116
indices.delete	🟢	119/119 → 114/114	119/119 → 114/114
indices.downsample	🟢	9/9 → 6/6	9/9 → 6/6
indices.flush	🟢	52/52 → 49/49	52/52 → 49/49
indices.forcemerge	🟢	14/14 → 13/13	14/14 → 13/13
indices.get_data_stream	🔴	124/124 → 115/115	77/124 → 71/115
indices.get_data_stream_settings	🟢	10/10 → 8/8	10/10 → 8/8
indices.get_field_mapping	🟢	30/30 → 18/18	30/30 → 18/18
indices.get_index_template	🟢	23/23 → 21/21	23/23 → 21/21
indices.get_mapping	🔴	228/228 → 203/203	215/228 → 193/203
indices.get_settings	🔴	85/85 → 84/84	66/85 → 65/84
indices.put_data_stream_settings	🔴	8/10 → 6/8	0/10 → 8/8
indices.put_index_template	🔴	130/154 → 124/147	154/154 → 147/147
indices.put_mapping	🔴	140/148 → 138/143	151/151 → 146/146
indices.refresh	🟢	316/316 → 302/302	316/316 → 302/302
indices.resolve_index	🟢	13/13 → 9/9	13/13 → 9/9
indices.rollover	🔴	56/56 → 52/52	2/56 → 2/52
indices.simulate_index_template	🔴	10/10 → 9/9	6/10 → 6/9
ingest.get_pipeline	🟢	23/23 → 22/22	23/23 → 22/22
ingest.put_pipeline	🟢	78/78 → 74/74	78/78 → 74/74
reindex	🔴 → 🟢	21/22 → 21/21	21/21 → 20/20
search	🔴	2403/2453 → 2337/2380	2453/2453 → 2380/2380
simulate.ingest	🟢 → 🔴	11/11 → 11/12	11/11 → 12/12
streams.logs_disable	🟢	3/3 → 1/1	3/3 → 1/1
streams.logs_enable	🟢	11/11 → 4/4	11/11 → 4/4
streams.status	🟢	10/10 → 5/5	10/10 → 5/5
update	🟢	49/49 → 46/46	49/49 → 46/46

You can validate these APIs yourself by using the make validate target.