Remove old minetest-server no longer needed

ppa

@@ -117,6 +117,12 @@ build() {
     fi
 }
 
+rebuild_db() {
+    cd "$pkg_dir"
+    repose -f -z $repo_name
+    sign_packages $repo_name.db $repo_name.files
+}
+
 build_deps() {
     cd "$src_dir"
     if [ "$#" -gt 0 ]; then