remove -u in cp cmd

dots/bin/nwgp.sh

@@ -59,7 +59,7 @@ backupDeploy() {
             echo "proceeding..."
 
             for file in "${files[@]}"; do
-                cp -v -u ${file} ${repo_dir}/
+                cp -v ${file} ${repo_dir}/
             done
 
         else
@@ -71,7 +71,7 @@ backupDeploy() {
 
         echo "deploying config files and restarting nwg-panel..."
 
-        cp -v -u -r ${repo_dir}/* ${nwgp_dir}
+        cp -v -r ${repo_dir}/* ${nwgp_dir}
         pkill nwg-panel > /dev/null 2>&1
         nwg-panel > /dev/null 2>&1 &