Avoid optional chaining in test #3011

Job	Run time
Prepare Cache	22s
test262 - Prepare for running in parallel	0s
Build Babel Artifacts on Windows	1m 48s
Build Babel Artifacts	1m 24s
Test on Node.js Latest	2m 45s
Test ESM version	2m 16s
Build Babel 8 Artifacts	5m 25s
Validate Yarn dependencies and constraints	26s
Third-party Parser Tests	1m 49s
Test on (windows-latest)	2m 16s
Test @babel/eslint-* with ESLint 7.5.0	41s
Test on (macos-latest)	1m 19s
Test @babel/eslint-* with ESLint 8.0.0	45s
Lint	4m 55s
Test @babel/runtime integrations	1m 22s
Test on Node.js (20)	1m 36s
test262	0s
Test on Node.js (18)	1m 43s
Test on Node.js (16)	1m 45s
Test on Node.js (14)	1m 42s
Test on Node.js (12)	1m 54s
Test on Node.js (10)	2m 35s
Test on Node.js (8)	3m 33s
Test on Node.js (6)	4m 14s
test262 - Analyze results	0s
Test Babel 8 breaking changes on (ubuntu-latest)	1m 47s
Test Babel 8 breaking changes on (windows-latest)	2m 55s
Test Babel 8 breaking changes on (macos-latest)	1m 45s
	53m 2s

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