bitmaps for msi installer #555

Job	Run time
test-juliaup (x86_64-pc-windows-msvc)	10m 38s
test-juliaup (x86_64-pc-windows-gnu)	7m 52s
test-juliaup (x86_64-apple-darwin)	7m 44s
test-juliaup (x86_64-unknown-linux-gnu)	4m 50s
test-juliaup (x86_64-unknown-linux-musl)	5m 21s
test-juliaup (i686-pc-windows-msvc)	9m 45s
test-juliaup (i686-pc-windows-gnu)	12m 45s
check-juliaup (x86_64-pc-windows-msvc-windowsstore)	3m 15s
check-juliaup (x86_64-pc-windows-msvc-windowsappinstaller)	3m 1s
check-juliaup (x86_64-pc-windows-gnu-msi)	3m 25s
check-juliaup (x86_64-pc-windows-gnu-msi)	3m 35s
check-juliaup (x86_64-apple-darwin)	1m 40s
check-juliaup (x86_64-unknown-linux-gnu)	2m 54s
check-juliaup (x86_64-unknown-linux-musl)	2m 43s
check-juliaup (i686-pc-windows-msvc-windowsstore)	2m 37s
check-juliaup (i686-pc-windows-msvc-windowsappinstaller)	3m 44s
check-juliaup (i686-pc-windows-gnu-msi)	2m 41s
check-juliaup (i686-unknown-linux-gnu)	2m 27s
check-juliaup (i686-unknown-linux-musl)	2m 52s
check-juliaup (aarch64-unknown-linux-gnu)	2m 41s
check-juliaup (aarch64-unknown-linux-musl)	2m 42s
check-juliaup (aarch64-apple-darwin)	1m 54s
	1h 41m 6s

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