Update dependency typescript to ~5.9.0 - autoclosed #1437

Job	Run time
Generating protobuf	25s
Build RTC wheels (AMD64)	1m 10s
Build RTC wheels (x86_64)	50s
Build RTC wheels (aarch64)	1m 18s
Make RTC sdist	12s
Build RTC wheels (x86_64 arm64)	1m 6s
Test (ubuntu-latest, Python 3.13) / Test (ubuntu-latest, Python 3.13)	40s
Test (ubuntu-latest, Python 3.12) / Test (ubuntu-latest, Python 3.12)	34s
Test (ubuntu-latest, Python 3.11) / Test (ubuntu-latest, Python 3.11)	36s
Test (ubuntu-latest, Python 3.9) / Test (ubuntu-latest, Python 3.9)	35s
Test (ubuntu-latest, Python 3.14) / Test (ubuntu-latest, Python 3.14)	27s
Test (ubuntu-latest, Python 3.10) / Test (ubuntu-latest, Python 3.10)	27s
Test (windows-latest, Python 3.12) / Test (windows-latest, Python 3.12)	58s
Test (windows-latest, Python 3.14) / Test (windows-latest, Python 3.14)	1m 0s
Test (macos-latest, Python 3.12) / Test (macos-latest, Python 3.12)	52s
Test (macos-latest, Python 3.9) / Test (macos-latest, Python 3.9)	1m 13s
Test (macos-latest, Python 3.14) / Test (macos-latest, Python 3.14)	45s
Test (windows-latest, Python 3.9) / Test (windows-latest, Python 3.9)	1m 36s
Publish RTC release	0s
docs	0s
	14m 44s

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