rcgen: 0.13.1 -> 0.13.2 #1681

Job	Run time
build-windows	15m 6s
Build rustls-cert-gen as a standalone package	24s
Validate external types appearing in public API	1m 30s
build (macOS-latest, stable)	3m 34s
Measure coverage	6m 12s
build (ubuntu-latest, stable)	6m 6s
Format & clippy	5m 31s
Documentation (stable)	59s
build (ubuntu-latest, beta)	6m 25s
Documentation (nightly)	1m 2s
build (ubuntu-latest, nightly)	6m 27s
Check semver compatibility	3m 11s
build (ubuntu-latest, stable 7 months ago)	6m 19s
	1h 2m 46s

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