Rename GetPPCNumThreads function #2656

Job	Run time
python-lint	7s
clang-format	13s
ubuntu-gcc-build (ubuntu-24.04-arm)	2m 59s
ubuntu-gcc-build (ubuntu-24.04)	1m 35s
ubuntu-clang-build (ubuntu-24.04-arm)	2m 48s
ubuntu-clang-build (ubuntu-24.04)	2m 51s
macos-clang-build	1m 55s
windows-msvc-build	2m 35s
windows-clang-build	2m 48s
ubuntu-gcc-test (ubuntu-24.04)	5m 7s
ubuntu-gcc-test (ubuntu-24.04-arm)	5m 25s
windows-msvc-test	2m 10s
macos-clang-test	2m 59s
ubuntu-clang-test (ubuntu-24.04)	4m 45s
ubuntu-clang-test (ubuntu-24.04-arm)	6m 30s
ubuntu-clang-sanitizer-build (ubuntu-24.04)	2m 3s
macos-clang-test-extended	2m 27s
windows-clang-test	1m 23s
windows-msvc-test-extended	1m 15s
ubuntu-gcc-test-extended (ubuntu-24.04-arm)	3m 11s
ubuntu-gcc-test-extended (ubuntu-24.04)	2m 33s
ubuntu-clang-test-extended (ubuntu-24.04)	3m 32s
ubuntu-clang-test-extended (ubuntu-24.04-arm)	4m 20s
ubuntu-clang-sanitizer-test (ubuntu-24.04)	1m 56s
windows-clang-test-extended	1m 15s
ubuntu-gcc-build-codecov	3m 44s
ubuntu-clang-sanitizer-test-extended (ubuntu-24.04)	1m 41s
ubuntu-gcc-build-perf-stats	1m 2s
	1h 15m 9s

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