feat: add MOZJS_FROM_SOURCE (#450) #897

Job	Run time
linux (debugmozjs)	10m 24s
linux (streams)	3m 22s
android	7m 54s
windows (debugmozjs, x86_64-pc-windows-msvc)	20m 5s
mac (debugmozjs, aarch64-apple-darwin, macos-14)	6m 9s
windows (debugmozjs, aarch64-pc-windows-msvc)	14m 53s
windows (streams, x86_64-pc-windows-msvc)	14m 17s
integrity	41s
mac (debugmozjs, x86_64-apple-darwin, macos-13)	9m 26s
windows (streams, aarch64-pc-windows-msvc)	9m 3s
mac (streams, aarch64-apple-darwin, macos-14)	6m 40s
mac (streams, x86_64-apple-darwin, macos-13)	4m 53s
linux (aarch64-unknown-linux-gnu)	12m 4s
linux (armv7-unknown-linux-gnueabihf)	11m 14s
Check version and publish release	39s
Verify release / verify-archive (aarch64-apple-darwin, macos-14)	43s
Verify release / verify-archive (x86_64-apple-darwin, macos-13)	56s
Verify release / verify-archive (x86_64-unknown-linux-gnu, ubuntu-latest)	42s
Verify release / verify-archive (x86_64-pc-windows-msvc, windows-latest)	2m 28s
Result	1s
	2h 16m 34s

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