build: bump version to clang-tools-manager/v0.3.0 #793

Job	Run time
Pre-seed static binaries' versions / pre-seed-versions	4s
armv7-unknown-linux-gnueabihf	2m 45s
arm-unknown-linux-gnueabi	2m 54s
x86_64-unknown-linux-gnu	2m 39s
arm-unknown-linux-gnueabihf	2m 48s
aarch64-apple-darwin	2m 41s
aarch64-unknown-linux-gnu	3m 0s
aarch64-unknown-linux-musl	3m 20s
x86_64-unknown-linux-musl	3m 8s
powerpc-unknown-linux-gnu	2m 51s
s390x-unknown-linux-gnu	3m 48s
powerpc64-unknown-linux-gnu	2m 57s
powerpc64le-unknown-linux-gnu	3m 0s
x86_64-pc-windows-msvc	5m 36s
aarch64-pc-windows-msvc	5m 49s
x86_64-apple-darwin	3m 10s
publish	12s
	50m 42s

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