Rust

Update cargo-audit to v0.22.0. #2847

Job	Run time
licenses	14s
bazel	7m 47s
stable	48s
outdated	4m 51s
audit	3m 0s
nightly	1m 2s
msrv	3m 17s
examples (hello_world)	24s
examples (http_auth_random)	25s
examples (http_headers)	18s
examples (http_config)	25s
examples (http_body)	25s
reactors (hello_world)	24s
reactors (http_body)	25s
reactors (http_headers)	24s
examples (grpc_auth_random)	25s
reactors (http_auth_random)	24s
examples (envoy_filter_metadata)	15s
reactors (envoy_filter_metadata)	26s
reactors (grpc_auth_random)	27s
reactors (http_config)	24s
	26m 30s

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