Add SystemC 3.0.0 to CI and cleanup CI scripts (#317) #51

Job	Run time
Build (2.3.2, ubuntu, 20.04, g++-9, gcc-9)	2m 35s
Build (2.3.2, ubuntu, 20.04, clang++-9, clang-9, clang-9)	2m 26s
Build (2.3.2, ubuntu, 22.04, g++-11, gcc-11)	2m 22s
Build (2.3.2, ubuntu, 22.04, clang++-11, clang-11, clang-11)	2m 48s
Build (2.3.2, macos, 11, g++, gcc, automake)	5m 34s
Build (2.3.2, macos, 11, clang++, clang, automake)	5m 33s
Build (2.3.2, macos, 12, g++, gcc, automake)	3m 58s
Build (2.3.2, macos, 12, clang++, clang, automake)	3m 22s
Build (2.3.3, ubuntu, 20.04, g++-9, gcc-9)	2m 30s
Build (2.3.3, ubuntu, 20.04, clang++-9, clang-9, clang-9)	2m 23s
Build (2.3.3, ubuntu, 22.04, g++-11, gcc-11)	2m 19s
Build (2.3.3, ubuntu, 22.04, clang++-11, clang-11, clang-11)	2m 56s
Build (2.3.3, macos, 11, g++, gcc, automake)	5m 30s
Build (2.3.3, macos, 11, clang++, clang, automake)	5m 26s
Build (2.3.3, macos, 12, g++, gcc, automake)	4m 17s
Build (2.3.3, macos, 12, clang++, clang, automake)	3m 0s
Build (2.3.4, ubuntu, 20.04, g++-9, gcc-9)	2m 30s
Build (2.3.4, ubuntu, 20.04, clang++-9, clang-9, clang-9)	2m 26s
Build (2.3.4, ubuntu, 22.04, g++-11, gcc-11)	2m 22s
Build (2.3.4, ubuntu, 22.04, clang++-11, clang-11, clang-11)	2m 45s
Build (2.3.4, macos, 11, g++, gcc, automake)	1m 6s
Build (2.3.4, macos, 11, clang++, clang, automake)	1m 5s
Build (2.3.4, macos, 12, g++, gcc, automake)	1m 2s
Build (2.3.4, macos, 12, clang++, clang, automake)	51s
	1h 11m 6s

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