Change `verifiable_credential` to type `Vec<CRED>` in `Presentation` #4565

Job	Run time
check-for-run-condition	1s
check-for-modification	9s
build-wasm / build-wasm (ubuntu-latest)	6m 19s
build-and-test (ubuntu-latest)	22m 11s
build-and-test (macos-latest)	20m 50s
build-and-test (windows-latest)	26m 39s
test-wasm (ubuntu-latest)	2h 55m 10s
	4h 11m 19s

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