Prepare 0.15.1 release #2174

Job	Run time
Check for documentation errors	1m 25s
FIPS	2m 45s
ensure-header-updated	1m 7s
Test rustls-ffi-tools	1m 1s
Check minimum versions	53s
Format	21s
Windows (aws-lc-rs, Debug)	2m 48s
Clippy	1m 3s
Windows (aws-lc-rs, Release, prefer-post-quantum)	4m 4s
Valgrind	3m 41s
Windows (aws-lc-rs, Release, cert compression)	3m 45s
Windows (ring, Debug)	1m 54s
MSRV	42s
Windows (aws-lc-rs, Release, dynamic linking)	3m 34s
Windows (ring, Release)	2m 23s
Clang Tidy	7s
Clippy nightly (optional)	1m 40s
Miri	10m 39s
Build+Test (ubuntu-latest, clang, stable, ring)	1m 45s
Build+Test (ubuntu-latest, clang, nightly, aws-lc-rs)	2m 56s
Build+Test (ubuntu-latest, clang, nightly, ring)	1m 53s
Build+Test (ubuntu-latest, gcc, stable, ring)	1m 48s
Build+Test (ubuntu-latest, clang, beta, aws-lc-rs)	3m 1s
Build+Test (ubuntu-latest, gcc, nightly, aws-lc-rs)	3m 4s
Build+Test (ubuntu-latest, clang, stable, aws-lc-rs, cert compression, prefer-post-quantum, dynamic linking)	3m 9s
Build+Test (ubuntu-latest, gcc, nightly, ring)	1m 41s
Build+Test (macos-latest, clang, stable, aws-lc-rs)	3m 33s
Build+Test (ubuntu-latest, gcc, stable, aws-lc-rs)	2m 56s
Build+Test (ubuntu-latest, clang, beta, ring)	1m 47s
Build+Test (ubuntu-latest, gcc, beta, ring)	1m 42s
Build+Test (macos-latest, clang, stable, aws-lc-rs, dynamic linking)	3m 11s
Build+Test (macos-latest, clang, stable, aws-lc-rs, cert compression)	3m 21s
Build+Test (macos-latest, clang, stable, aws-lc-rs, prefer-post-quantum)	3m 11s
Build+Test (ubuntu-latest, gcc, beta, aws-lc-rs)	2m 52s
	1h 25m 42s

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