l10n: String with leading semicolon does not feel right

https://github.com/nextcloud/desktop/blob/63d23e2554132e22b6ac8ae2763836f8ef8cb6ed/src/libsync/owncloudpropagator.cpp#L233

Prpoposal:
"Restoration failed: %1" (See lowercase "f").