util: recognize 'ncp' as an alias to 'ncpfs'

ncp is also used for Netware mount point, recognize it as such. Fixes
https://bugzilla.novell.com/show_bug.cgi?id=828905.

src/shared/util.c

@@ -1610,6 +1610,7 @@ bool fstype_is_network(const char *fstype) {
                 "cifs\0"
                 "smbfs\0"
                 "ncpfs\0"
+                "ncp\0"
                 "nfs\0"
                 "nfs4\0"
                 "gfs\0"