Support FIPS feature w/ old compilers #1043

Job	Run time
apidiff (aws-lc-sys, branch)	2m 39s
bindgen-dependency (ubuntu-latest)	24s
apidiff (aws-lc-sys, published)	2m 50s
bindgen-dependency (macos-13)	45s
apidiff (aws-lc-fips-sys, branch)	3m 4s
bindgen-dependency (macos-14-xlarge)	30s
bindgen-fips-dependency (ubuntu-latest)	27s
apidiff (aws-lc-fips-sys, published)	3m 4s
bindgen-fips-dependency (macos-13)	54s
bindgen-dependency (windows-latest)	52s
bindgen-fips-dependency (macos-14-xlarge)	31s
apidiff (aws-lc-rs, branch)	2m 42s
bindgen-fips-dependency (windows-latest)	49s
apidiff (aws-lc-rs, published)	2m 55s
clippy (aws-lc-rs, --features bindgen,unstable)	41s
copyright	5s
clippy (aws-lc-rs, --features bindgen,unstable,fips)	48s
dependency-review	25s
metadata-checks	35s
clippy (aws-lc-rs, --no-default-features --features aws-lc-sys)	39s
Resolve the dependencies to the minimum SemVer version (aws-lc-rs)	49s
Resolve the dependencies to the minimum SemVer version (aws-lc-sys)	45s
mirai-analysis	2m 23s
rustfmt	29s
Resolve the dependencies to the minimum SemVer version (aws-lc-fips-sys)	54s
semver-checks	1m 26s
udeps	7m 30s
	39m 55s

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