Split CI configuration across multiple files #1

Job	Run time
apidiff (aws-lc-sys, branch)	2m 9s
clippy (aws-lc-sys, --features bindgen)	1m 4s
apidiff (aws-lc-sys, published)	2m 19s
apidiff (aws-lc-fips-sys, branch)	2m 24s
clippy (aws-lc-fips-sys, --features bindgen)	1m 18s
apidiff (aws-lc-fips-sys, published)	2m 34s
clippy (aws-lc-rs, --features bindgen)	1m 3s
apidiff (aws-lc-rs, branch)	2m 5s
clippy (aws-lc-rs, --features bindgen,fips)	1m 26s
apidiff (aws-lc-rs, published)	2m 23s
copyright	3s
dependency-review	16s
Resolve the dependencies to the minimum SemVer version	35s
mirai-analysis	2m 58s
Minimum Supported Rust Version	5m 10s
rustfmt	23s
semver-checks	1m 13s
udeps	7m 31s
	36m 54s

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