Added error counts to JSON results #211

Job	Run time
AddressSanitizer macOS	19m 54s
AddressSanitizer Linux (gcc)	19m 0s
Clang-Tidy	5m 45s
AddressSanitizer Windows	33m 14s
AddressSanitizer Linux (clang)	55m 41s
Cppcheck	3m 14s
GCC analyzer	13m 48s
Mlucas Linux (ubuntu-20.04, gcc)	41m 36s
Mlucas macOS (macos-12)	38m 46s
ShellCheck	5s
Mlucas Linux (ubuntu-20.04, clang)	37m 51s
Mlucas macOS (macos-13)	47m 36s
Mlucas Singlethreaded Linux (gcc)	28m 38s
Mlucas Linux (ubuntu-22.04, gcc)	40m 42s
Mlucas macOS (macos-14)	49m 4s
Mlucas Singlethreaded macOS	36m 10s
Mlucas macOS (macos-15)	51m 16s
Mlucas Linux (ubuntu-22.04, clang)	41m 8s
ThreadSanitizer Linux (clang)	42s
Mlucas Linux (ubuntu-24.04, gcc)	41m 43s
ThreadSanitizer macOS	0s
Windows (gcc)	15m 36s
Mlucas Linux (ubuntu-24.04, clang)	38m 40s
Windows (clang)	11m 13s
	11h 11m 22s

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