Mark options as optional in parser types #3016

Job	Run time
test262 - Prepare for running in parallel	0s
Prepare Cache	24s
Build Babel Artifacts on Windows	1m 48s
Build Babel Artifacts	1m 14s
Test on Node.js Latest	2m 41s
Validate Yarn dependencies and constraints	27s
Test ESM version	2m 16s
Build Babel 8 Artifacts	5m 44s
Third-party Parser Tests	1m 37s
Test on Node.js (20)	1m 36s
Test @babel/eslint-* with ESLint 8.0.0	30s
Test on Node.js (18)	1m 39s
Lint	4m 50s
Test @babel/eslint-* with ESLint 7.5.0	38s
Test on Node.js (16)	1m 46s
Test on Node.js (14)	1m 41s
Test on Node.js (12)	1m 57s
Test @babel/runtime integrations	1m 12s
Test on (windows-latest)	2m 12s
Test on Node.js (10)	2m 41s
test262	0s
Test on (macos-latest)	1m 42s
Test on Node.js (8)	3m 23s
Test on Node.js (6)	4m 6s
test262 - Analyze results	0s
Test Babel 8 breaking changes on (ubuntu-latest)	1m 37s
Test Babel 8 breaking changes on (windows-latest)	3m 9s
Test Babel 8 breaking changes on (macos-latest)	1m 29s
	52m 19s

Provide feedback