message: Update extensions.ts
  Phalcon 4.0.0 is released and now in the master.
diff: @@ -92,7 +92,7 @@ export async function addExtensionLinux(
  install_command =
  'sh ' +
  path.join(__dirname, '../src/scripts/phalcon.sh') +
  - ' master ' +
  + ' 3.4.x ' +
  version +
  ' >/dev/null 2>&1';
  break;
  @@ -102,7 +102,7 @@ export async function addExtensionLinux(
  install_command =
  'sh ' +
  path.join(__dirname, '../src/scripts/phalcon.sh') +
  - ' 4.0.x ' +
  + ' master ' +
  version +
  ' >/dev/null 2>&1';
  break;
  