test

metadata: handle empty trailer_uri for shows #2217

Job	Run time
cargo fmt	12s
cargo +stable clippy (ubuntu-latest)	2m 48s
cargo +1.81 check (ubuntu-latest)	4m 32s
cargo +stable check (ubuntu-latest)	5m 1s
cargo +1.81 check (windows-latest)	6m 26s
cargo +beta check (ubuntu-latest)	2m 50s
cross +1.81 build armv7-unknown-linux-gnueabihf	1m 9s
cargo +stable check (windows-latest)	6m 19s
cross +stable build armv7-unknown-linux-gnueabihf	1m 5s
cross +1.81 build aarch64-unknown-linux-gnu	1m 16s
cross +stable build aarch64-unknown-linux-gnu	58s
cross +1.81 build riscv64gc-unknown-linux-gnu	1m 17s
cross +stable build riscv64gc-unknown-linux-gnu	1m 16s
	35m 9s

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