pkcs1

tls_codec: bump `clap` to v4.5 #3382

Job	Run time
build (1.81.0, thumbv7em-none-eabi)	25s
minimal-versions	0s
build (1.81.0, wasm32-unknown-unknown)	22s
test (1.81.0)	34s
build (stable, thumbv7em-none-eabi)	20s
build (stable, wasm32-unknown-unknown)	21s
test (stable)	33s
	2m 35s

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