normalize memoryview format to bytes in AudioFrame #1261

Job	Run time
Make RTC sdist	12s
Generating protobuf	17s
Build RTC wheels (x86_64)	38s
Build RTC wheels (AMD64)	1m 35s
Build RTC wheels (aarch64)	1m 14s
Build RTC wheels (x86_64 arm64)	59s
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 (macos-latest, Python 3.12) / Test (macos-latest, Python 3.12)	43s
Test (ubuntu-latest, Python 3.10) / Test (ubuntu-latest, Python 3.10)	33s
Test (windows-latest, Python 3.9) / Test (windows-latest, Python 3.9)	1m 42s
Test (ubuntu-latest, Python 3.11) / Test (ubuntu-latest, Python 3.11)	32s
Test (windows-latest, Python 3.14) / Test (windows-latest, Python 3.14)	52s
Test (macos-latest, Python 3.9) / Test (macos-latest, Python 3.9)	1m 16s
Test (macos-latest, Python 3.14) / Test (macos-latest, Python 3.14)	40s
Test (windows-latest, Python 3.12) / Test (windows-latest, Python 3.12)	1m 24s
Test (ubuntu-latest, Python 3.12) / Test (ubuntu-latest, Python 3.12)	27s
Test (ubuntu-latest, Python 3.13) / Test (ubuntu-latest, Python 3.13)	27s
Publish RTC release	0s
docs	-1s
	14m 32s

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