Build

Reduce size limit for ccache to 200 MB #586

Job	Run time
oldschool (rockylinux, 9, debug)	13s
ubuntu (24.04)	13s
ubuntu (22.04)	14s
oldschool (rockylinux, 9, release)	13s
macOS (latest, 3.9, 5.9.*, debug)	13s
macOS (latest, 3.11, 5.12.*, debug)	13s
windows (win64_mingw73, 3.10, 5.12.*, x64)	8s
macOS (latest, 3.9, 5.9.*, release)	12s
windows (win64_msvc2017_64, 3.6, x64, 5.11.*)	19s
windows (win64_msvc2019_64, 3.13, x64, 5.15.*, PythonQtCore PythonQtGui PythonQtMultimedia)	10s
windows (win32_mingw53, 3.6, x86, 5.11.*)	18s
	2m 26s

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