build(deps): update rustls-platform-verifier requirement from 0.4 to 0.5 #5299

Job	Run time
msrv	1m 19s
audit	21s
lint	1m 5s
features (ubuntu-latest)	1h 20m 32s
features (macos-latest)	26m 11s
test (ubuntu-latest, stable)	1m 30s
test-android (x86_64-linux-android, x86_64, 26)	2m 57s
features (windows-latest)	51m 21s
test (ubuntu-latest, beta)	1m 38s
test-aws-lc-rs	1m 56s
test-android (x86_64-linux-android, x86_64, 25)	2m 46s
test (macos-latest, stable)	1m 8s
test-android (i686-linux-android, x86, 26)	3m 15s
test (windows-latest, stable)	4m 44s
test-android (i686-linux-android, x86, 25)	2m 39s
test on freebsd	4m 5s
test on illumos	7m 19s
test on netbsd	4m 56s
test on solaris	3m 41s
test wasm32-unknown-unknown	47s
	3h 24m 10s

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