CI: Adjust how `godot-cpp` is tested #1512

Job	Run time
📊 Static checks / Code style, file formatting, and docs	21s
🍏 iOS / Template (target=template_release)	39s
🤖 Android / Editor (target=editor)	21s
🐧 Linux / Editor w/ Mono (target=editor)	36s
🍎 macOS / Editor (target=editor, tests=yes)	1m 43s
🤖 Android / Template arm32 (target=template_release, arch=arm32)	23s
🐧 Linux / Editor with doubles and GCC sanitizers (target=editor, tests=yes, dev_build=yes, scu_build=yes, precision=double, use_asan=yes, use_ubsan=yes, linker=gold)	1m 41s
🍎 macOS / Template (target=template_release, tests=yes)	1m 19s
🐧 Linux / Editor with clang sanitizers (target=editor, tests=yes, dev_build=yes, use_asan=yes, use_ubsan=yes, use_llvm=yes, linker=lld)	1m 32s
🤖 Android / Template arm64 (target=template_release, arch=arm64)	15s
🌐 Web / Template w/ threads (target=template_release, threads=yes)	1m 29s
🐧 Linux / Editor with ThreadSanitizer (target=editor, tests=yes, dev_build=yes, use_tsan=yes, use_llvm=yes, linker=lld)	34s
🐧 Linux / Template w/ Mono (target=template_release, tests=yes)	1m 41s
🌐 Web / Template w/o threads (target=template_release, threads=no)	1m 27s
🐧 Linux / Minimal template (target=template_release, tests=yes, everything disabled)	35s
🏁 Windows / Editor (target=editor, tests=yes)	49s
🏁 Windows / Editor w/ clang-cl (target=editor, tests=yes, use_llvm=yes)	56s
🏁 Windows / Template (target=template_release, tests=yes)	1m 28s
	17m 49s

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