fix(udp): retry send on first EINVAL #5204

Job	Run time
test on solaris	6m 9s
test on freebsd	4m 30s
test-aws-lc-rs	1m 42s
test (ubuntu-latest, stable)	1m 37s
test on illumos	6m 33s
test (ubuntu-latest, beta)	1m 32s
test on netbsd	5m 22s
test (macos-latest, stable)	1m 14s
test (windows-latest, stable)	4m 41s
audit	22s
features (ubuntu-latest)	1h 24m 51s
lint	1m 23s
features (macos-latest)	25m 30s
msrv	1m 2s
features (windows-latest)	55m 38s
test-android (x86_64-linux-android, x86_64, 26)	2m 52s
test-android (x86_64-linux-android, x86_64, 25)	2m 31s
test wasm32-unknown-unknown	55s
test-android (i686-linux-android, x86, 26)	2m 53s
test-android (i686-linux-android, x86, 25)	2m 36s
	3h 33m 53s

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