Cmake cleanup and jobs arg #91

Job	Run time
test	2m 54s
language-verification-c (native32, gcc)	1m 4s
compat-test-python3-ubuntu (8)	2m 1s
language-verification-c (native, gcc)	1m 2s
language-verification-cpp (native32, gcc, cpp-14)	2m 4s
compat-test-python3-windows-and-mac (11, macos-latest)	1m 26s
compat-test-python3-ubuntu (9)	2m 0s
language-verification-c (native, clang)	1m 0s
language-verification-cpp (native32, gcc, cpp-17)	1m 58s
compat-test-python3-windows-and-mac (12, macos-latest)	2m 19s
compat-test-python3-ubuntu (10)	2m 5s
language-verification-cpp (native32, gcc, cpp-20)	2m 1s
compat-test-python3-windows-and-mac (13, macos-latest)	1m 41s
compat-test-python3-ubuntu (11)	2m 2s
language-verification-cpp (native, gcc, cpp-14)	1m 44s
compat-test-python3-ubuntu (12)	2m 33s
language-verification-cpp (native, gcc, cpp-17)	1m 42s
sonar	9s
compat-test-python3-ubuntu (13)	2m 13s
language-verification-cpp (native, gcc, cpp-20)	1m 49s
language-verification-c-clang-native-extra	1m 8s
language-verification-cpp (native, clang, cpp-14)	1m 44s
language-verification-cpp-clang-native-extra	1m 35s
language-verification-python	4m 40s
language-verification-cpp (native, clang, cpp-17)	1m 45s
language-verification-cpp (native, clang, cpp-20)	1m 49s
	48m 28s

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