Log Message:
syncthing: update to 1.18.1

Bugfixes:

    #7704: Changing folder type from receive encrypted to a different type \ 
corrupts the database
    #7706: Delete Unexpected Items in receive encrypted folder is unable to \ 
delete ".stfolder.removed-*"
    #7740: Incorrect local state when using negated patterns inside ignored \ 
parent folder on both sides
    #7809: Syncthing attemps IPv4 addresses for quic6:// peers
    #7839: Not exposed string for translation
    #7845: Strings unavailable for translation