fix(addons): ensure curl is installed before use in all addon scripts (#11718)

tools/addon/filebrowser.sh

@@ -88,6 +88,7 @@ if [ -f "$INSTALL_PATH" ]; then
     read -r -p "Would you like to update ${APP}? (y/N): " update_prompt
     if [[ "${update_prompt,,}" =~ ^(y|yes)$ ]]; then
         msg_info "Updating ${APP}"
+        if ! command -v curl &>/dev/null; then $PKG_MANAGER curl &>/dev/null; fi
         curl -fsSL "https://github.com/filebrowser/filebrowser/releases/latest/download/linux-amd64-filebrowser.tar.gz" | tar -xzv -C /usr/local/bin &>/dev/null
         chmod +x "$INSTALL_PATH"
         msg_ok "Updated ${APP}"