Fix if-condition considering boolean value

Author: miclaus

resources/scripts/php.sh

@@ -56,7 +56,7 @@ if ! chown -R "$USER": . 2>/dev/null; then
     fi
 
     # If applicable, print permissions adjustment error and exit
-    if [ -n "$CHOWN_ERROR" = true ]; then
+    if [ "$CHOWN_ERROR" = true ]; then
         echo -e "${BOLD}Failed to adjust permissions.${NC}"
         echo -e "${BOLD}You can still try running the application. It might work without adjusted permissions.${NC}"
         exit 2