[WIP] Synchronous Gauge #8576

Job	Run time
CMake clang 14 (maintainer mode, async)	17m 23s
CMake clang 14 (maintainer mode, sync)	17m 56s
CMake gcc 12 (maintainer mode, async)	10m 47s
CMake gcc 12 (maintainer mode, C++11, async)	10m 14s
CMake gcc 12 (maintainer mode, sync)	8m 30s
CMake msvc (maintainer mode)	13m 13s
CMake test (without otlp-exporter)	1m 47s
CMake test (with abseil)	3m 24s
CMake gcc 4.8 (with otlp exporter)	13m 19s
CMake gcc 4.8 (without otlp exporter)	2m 50s
CMake test (with modern protobuf,grpc and abseil)	23m 45s
CMake test (with opentracing-shim)	2m 10s
CMake test (with otlp-exporter)	14m 36s
CMake C++20 test(Clang with libc++)	5m 16s
CMake C++20 test(GCC)	5m 20s
CMake test (without otlp-exporter and with async export)	1m 33s
Bazel asan config	2m 9s
Bazel noexcept	7m 6s
Bazel nortti	7m 0s
Bazel on MacOS	3m 59s
Bazel	4m 33s
Bazel with async export	7m 18s
Bazel tsan config	8m 54s
Bazel valgrind	6m 49s
Bazel with external abseil	1m 52s
CMake do not install test (with otlp-exporter)	14m 32s
CMake install test (with abseil)	2m 44s
CMake test (build shared libraries with otlp-exporter and static gRPC)	15m 14s
Plugin -> CMake	2m 17s
Benchmark	1m 25s
Code coverage	2m 20s
Copyright	10s
DocFX check	1m 23s
Format	17s
markdown-lint	14s
misspell	5s
CMake -> exporter proto	14m 26s
Bazel Windows	33m 17s
Plugin -> CMake Windows	10m 36s
CMake (With async export) -> exporter proto	14m 57s
CMake -> exporter proto (Build as DLL)	20m 27s
	5h 36m 7s

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