CI: claen install directory #218

Job	Run time
doxygen / build_doxygen	2m 4s
mingw / build mingw (Release)	16m 30s
android / build_android (Release, android_arm64_v8a, 6.6.2)	1m 57s
mingw / build mingw (Debug)	13m 17s
macos / build_macos (Release, 6.6.2, clang_64, x64-osx)	3m 24s
android / build_android (Release, android_armv7, 6.6.2)	1m 39s
macos / build_macos (Release, 5.15.2, clang_64, x64-osx)	3m 36s
android / build_android (Release, android_x86_64, 6.6.2)	1m 59s
macos / build_macos (Release, 5.12.12, clang_64, x64-osx)	1s
msvc / build_msvc (Release, 6.6.2)	21m 44s
macos / build_macos (Debug, 6.6.2, clang_64, x64-osx)	3m 24s
msvc / build_msvc (Release, 5.15.2)	20m 11s
ubuntu / build_ubuntu (Release)	6m 25s
macos / build_macos (Debug, 5.15.2, clang_64, x64-osx)	3m 18s
msvc / build_msvc (Release, 5.12.12)	11m 45s
ubuntu / build_ubuntu (Debug)	7m 54s
macos / build_macos (Debug, 5.12.12, clang_64, x64-osx)	2m 17s
msvc / build_msvc (Debug, 6.6.2)	23m 44s
msvc / build_msvc (Debug, 5.15.2)	9m 44s
msvc / build_msvc (Debug, 5.12.12)	12m 34s
deploy	0s
	2h 47m 27s

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