enh(Foundation): add Poco::Process::timesMicroseconds() #2673

Job	Run time
android-arm64-v8a-ndk-cmake	8m 53s
android-armeabi-v7a-ndk-cmake	8m 5s
android-arm64-v8a-ndk-latest-cmake	8m 6s
linux-emscripten-cmake	5m 25s
linux-gcc-cmake	18m 41s
linux-gcc-cmake-unbundled	18m 29s
linux-gcc-make	22m 3s
linux-gcc-make-asan	30m 58s
linux-gcc-make-armv7l	13m 54s
linux-gcc-make-asan-no-soo	30m 34s
linux-gcc-make-cxx20	32m 5s
linux-gcc-make-mongodb	8m 18s
linux-gcc-make-cross-armhf	14m 15s
linux-gcc-make-mysql	8m 13s
linux-gcc-make-odbc	15m 18s
linux-gcc-make-postgres	8m 17s
linux-gcc-make-redis	8m 18s
linux-gcc-make-sqlite-no-sqlparser	8m 24s
linux-gcc-make-trace	21m 59s
linux-gcc-make-tsan	24m 21s
linux-gcc-make-ubsan	36m 30s
macos-clang-cmake-openssl3	24m 3s
macos-clang-cmake-openssl3-visibility-hidden	21m 29s
macos-clang-make	29m 6s
macos-clang-make-openssl3-asan	33m 21s
macos-clang-make-openssl3-tsan	19m 53s
macos-clang-make-openssl3-ubsan	41m 19s
macos-clang-make-visibility-hidden	33m 39s
windows-2022-msvc-buildwin-x64	36m 47s
windows-2022-msvc-cmake	23m 23s
	10h 14m 6s

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