fix(noUndeclaredDependencies): false positives

[Sec-ant]

Summary

This PR fixes some false positives reported by the rule noUndeclaredDependencies.

• The rule should validate peerDependencies and optionalDependencies in package.json. Fixes 💅 noUndeclaredDependencies should also validate peerDependencies? #2122.
• The rule shouldn't report module specifiers in TS external module declaration. Fixes 💅 noUndeclaredDependencies reports declare module '*.extension' #2123.

Test Plan

New valid test cases are added.

[netlify]

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[codspeed-hq]

CodSpeed Performance Report

Merging #2128 will degrade performances by 6%

_{⚠️ No base runs were found}

_{Falling back to comparing Sec-ant:fix/no-undeclared-dependencies (f48ad2e) with main (5f60beb)}

Summary

❌ 1 regressions
✅ 92 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	main	Sec-ant:fix/no-undeclared-dependencies	Change
❌	big5-added.json[uncached]	2.9 ms	3.1 ms	-6%

[arendjr]

Thanks!