add aws-lc-rs-fips feature, adjust sys dep #2066

Job	Run time
Clippy	49s
Cargo Deny	9s
Check for documentation errors (stable)	58s
Format	8s
Check for documentation errors (beta)	1m 0s
Check for documentation errors (nightly)	57s
Validate external types appearing in public API	57s
Measure coverage	1m 2s
Check cross compilation targets	27s
MSRV	55s
Verify that no-std modes do not rely on libstd (--no-default-features)	10s
Verify that no-std modes do not rely on libstd (--no-default-features --features alloc)	5s
Cargo Package	47s
Check semver compatibility	3m 17s
Build+test (--all-features, stable)	1m 9s
Feature Powerset	1m 3s
Build+test (stable, ubuntu-latest)	41s
Build+test (--features=alloc, stable, ubuntu-latest)	41s
Build+test (--no-default-features, stable, ubuntu-latest)	27s
Build+test (--no-default-features --features alloc,std, stable, ubuntu-latest)	28s
Build+test (--all-features, --release, stable, ubuntu-latest)	1m 54s
Build+test (--all-features, nightly, ubuntu-latest)	1m 13s
Build+test (--all-features, beta, ubuntu-latest)	1m 11s
Build+test (--no-default-features --features alloc,std,aws-lc-rs, stable, macos-latest)	49s
Build+test (--no-default-features --features alloc,std,aws-lc-rs, stable, windows-latest)	3m 14s
Build+test (--no-default-features --features alloc,std,aws-lc-rs, stable, ubuntu-latest)	46s
	25m 17s

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