Build(deps): Bump tslib from 2.6.2 to 2.6.3 in /angular

Bumps tslib from 2.6.2 to 2.6.3.

Release notes

Sourced from tslib's releases.

v2.6.3

What's Changed

• 'await using' normative changes by @​rbuckton in microsoft/tslib#258

Full Changelog: https://github.com/microsoft/tslib/compare/v2.6.2...v2.6.3

Commits

• a280d4b 2.6.3
• 983d81b 'await using' normative changes (#258)
• 54cd71c Bump the github-actions group with 3 updates (#253)
• 298efd9 Bump the github-actions group with 1 update (#242)
• e8b4418 Bump the github-actions group with 1 update (#241)
• ae8c5c3 Bump the github-actions group with 2 updates (#240)
• 2b38d87 JSDoc typo on __exportStar. (#221)
• 8466326 Bump the github-actions group with 1 update (#233)
• a57d986 Bump the github-actions group with 1 update (#230)
• 2bf5a06 Bump the github-actions group with 2 updates (#228)
• Additional commits viewable in compare view

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