fix: provide non-static recursive mutex initializer #2015

Job	Run time
Lint	18s
Xcode Build for iOS	59s
Linux (GCC 7, 32-bit)	1m 27s
Linux (GCC 9.4.0)	7m 36s
Linux (GCC 12)	7m 53s
Linux (clang 15 + asan + llvm-cov)	8m 35s
Linux (clang 15 + kcov)	27m 47s
Linux (gcc 12 + code-checker + valgrind)	7m 4s
macOS 14 (xcode llvm)	6m 32s
macOS 13 (xcode llvm)	8m 30s
macOS 14 (xcode llvm + universal)	8m 52s
macOS 15 (clang 18 + asan + llvm-cov)	13m 9s
Windows (old VS, 32-bit)	12m 30s
Windows (latest)	11m 19s
LLVM-Mingw	16m 31s
Android (API 35, NDK 27)	4m 24s
Create Release Archive	0s
	2h 23m 26s

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