Bump symbolic-common from 12.12.0 to 12.12.4 #1980

Job	Run time
Lint	4m 47s
Test coverage (gcc-10, clang-11)	6m 59s
Test coverage (gcc-11, clang-12)	4m 25s
Test coverage (gcc-11, clang-13)	4m 8s
Test library (macos-latest, stable)	3m 3s
Test library (macos-latest, nightly)	5m 21s
Test library (ubuntu-latest, stable)	3m 1s
Test library (ubuntu-latest, nightly)	3m 9s
Test library (windows-latest, stable)	1m 46s
Test library (windows-latest, nightly)	1m 40s
	38m 19s

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