desktop: Internationalize metainfo and desktop file #25843

Job	Run time
Paths filter	7s
Check dependencies	1m 21s
Lints with Rust stable	4m 45s
Lints with Rust beta	4m 15s
Test Rust ${{ matrix.rust_version }} / ${{ matrix.os }}	0s
Test Rust stable / ubuntu-24.04	4m 59s
Lints with Rust nightly	4m 38s
Test Rust stable / windows-latest	11m 32s
Test Rust stable / macos-14	3m 54s
Test Rust nightly / ubuntu-24.04	4m 24s
Test Rust beta / ubuntu-24.04	4m 22s
	44m 17s

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