Merge decorators into class features #10478

Job	Run time
test262 - Prepare for running in parallel	31s
Build Babel Artifacts on Windows	1m 46s
Prepare Cache	27s
Test ESM version	2m 22s
Validate Yarn dependencies and constraints	28s
Build Babel Artifacts	1m 17s
Build Babel 8 Artifacts	2m 42s
Test on Node.js Latest	2m 50s
Third-party Parser Tests	2m 13s
Test on Node.js (20)	1m 36s
Test on Node.js (18)	1m 40s
Test @babel/eslint-* with ESLint 7.5.0	30s
Lint	2m 5s
Test @babel/runtime integrations	1m 12s
Test on Node.js (16)	1m 50s
Test on Node.js (14)	1m 49s
Test on Node.js (12)	1m 59s
Test on Windows	2m 20s
Test on Node.js (10)	2m 53s
test262 (0)	10m 53s
Test on Node.js (8)	3m 34s
test262 (1)	7m 58s
Test on Node.js (6)	4m 33s
test262 (2)	8m 28s
test262 (3)	7m 1s
test262 (4)	8m 35s
test262 (5)	8m 15s
test262 (6)	8m 34s
test262 (7)	6m 22s
Test Babel 8 breaking changes on (ubuntu-latest)	1m 50s
Test Babel 8 breaking changes on (windows-latest)	2m 54s
test262 - Analyze results	36s
	1h 52m 3s

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