Specify the correct hostname placeholder for the Password Exec command.

docs/en_US/release_notes_9_11.rst

@@ -39,4 +39,5 @@ Bug fixes
   | `Issue #9354 <https://github.com/pgadmin-org/pgadmin4/issues/9354>`_ -  Fixed an issue where connection is failing via Query Tool/PSQL Tool workspaces.
   | `Issue #9372 <https://github.com/pgadmin-org/pgadmin4/issues/9372>`_ -  Fixed an issue where copying highlighted text in the query tool data output cell editor would copy the complete string.
   | `Issue #9373 <https://github.com/pgadmin-org/pgadmin4/issues/9373>`_ -  Fixed an issue where copying a single cell should not add quoting.
+  | `Issue #9399 <https://github.com/pgadmin-org/pgadmin4/issues/9399>`_ -  Specify the correct hostname placeholder for the Password Exec command.
   | `Issue #9408 <https://github.com/pgadmin-org/pgadmin4/issues/9408>`_ -  Ensure the proper handling of extra volume mount configurations in the Helm deployment template by correcting the configuration value references.

web/pgadmin/browser/server_groups/servers/static/js/server.ui.js

@@ -569,7 +569,7 @@ export default class ServerSchema extends BaseUISchema {
         group: gettext('Advanced'), controlProps: {maxLength: null},
         mode: ['properties', 'edit', 'create'],
         disabled: pgAdmin.server_mode == 'True' && pgAdmin.enable_server_passexec_cmd == 'False',
-        helpMessage: gettext('The server hostname, port, and username can be passed as variables by using the placeholders %HOST%, %PORT%, and %USERNAME%, which will be replaced with the corresponding server connection information.')
+        helpMessage: gettext('The server hostname, port, and username can be passed as variables by using the placeholders %HOSTNAME%, %PORT%, and %USERNAME%, which will be replaced with the corresponding server connection information.')
       },
       {
         id: 'passexec_expiration', label: gettext('Password exec expiration (seconds)'), type: 'int',