Security + Codecov CI updates #694

Job	Run time
Build aarch64-apple-darwin target	2m 57s
lint	2m 20s
msrv (ubuntu-latest, stable)	4m 15s
test (ubuntu-latest)	4m 5s
Build x86_64-apple-darwin target	7m 24s
test (macos-latest)	3m 1s
Build x86_64-pc-windows-msvc target	10m 51s
test (windows-latest)	10m 53s
Build x86_64-unknown-linux-gnu target	4m 24s
Build x86_64-unknown-linux-musl target	7m 3s
rust-test-vectors	3m 40s
kotlin-acceptance-testing (ubuntu-latest)	1m 1s
kotlin-acceptance-testing (macos-latest)	48s
kotlin-acceptance-testing (macos-12)	1m 10s
kotlin-acceptance-testing (windows-latest)	1m 36s
kotlin-deploy-snapshot	1m 24s
	1h 6m 52s

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