Ensure correct permissions on data directory during upgrades

src/freedombone-app-privatebin

 }
 
 function upgrade_privatebin {
+    if grep -q "privatebin domain" "$COMPLETION_FILE"; then
+        PRIVATEBIN_DOMAIN_NAME=$(get_completion_param "privatebin domain")
+    fi
+    chmod 755 "/var/www/$PRIVATEBIN_DOMAIN_NAME/htdocs/data"
+
     CURR_PRIVATEBIN_COMMIT=$(get_completion_param "privatebin commit")
     if [[ "$CURR_PRIVATEBIN_COMMIT" == "$PRIVATEBIN_COMMIT" ]]; then
         return
     fi
 
-    if grep -q "privatebin domain" "$COMPLETION_FILE"; then
-        PRIVATEBIN_DOMAIN_NAME=$(get_completion_param "privatebin domain")
-    fi
-
     # update to the next commit
     function_check set_repo_commit
     set_repo_commit "/var/www/$PRIVATEBIN_DOMAIN_NAME/htdocs" "privatebin commit" "$PRIVATEBIN_COMMIT" "$PRIVATEBIN_REPO"