fix html tag (#8330)

src/front-door/azext_front_door/_params.py

@@ -156,7 +156,7 @@ def load_arguments(self, _):
         c.argument('custom_host', help='Host to redirect. Leave empty to use use the incoming host as the destination host.')
         c.argument('custom_path', help='The full path to redirect. Path cannot be empty and must start with /. Leave empty to use the incoming path as destination path.')
         c.argument('custom_fragment', help='Fragment to add to the redirect URL. Fragment is the part of the URL that comes after #. Do not include the #.')
-        c.argument('custom_query_string', help='The set of query strings to be placed in the redirect URL. Setting this value would replace any existing query string; leave empty to preserve the incoming query string. Query string must be in <key>=<value> format. The first ? and & will be added automatically so do not include them in the front, but do separate multiple query strings with &.')
+        c.argument('custom_query_string', help='The set of query strings to be placed in the redirect URL. Setting this value would replace any existing query string; leave empty to preserve the incoming query string. Query string must be in `<key>=<value>` format. The first ? and & will be added automatically so do not include them in the front, but do separate multiple query strings with &.')
     # endregion
 
     # region WafPolicy
@@ -321,7 +321,7 @@ def load_arguments(self, _):
         c.argument('custom_host', help='Host to redirect. Leave empty to use use the incoming host as the destination host.')
         c.argument('custom_path', help='The full path to redirect. Path cannot be empty and must start with /. Leave empty to use the incoming path as destination path.')
         c.argument('custom_fragment', help='Fragment to add to the redirect URL. Fragment is the part of the URL that comes after #. Do not include the #.')
-        c.argument('custom_query_string', help='The set of query strings to be placed in the redirect URL. Setting this value would replace any existing query string; leave empty to preserve the incoming query string. Query string must be in <key>=<value> format. The first ? and & will be added automatically so do not include them in the front, but do separate multiple query strings with &.')
+        c.argument('custom_query_string', help='The set of query strings to be placed in the redirect URL. Setting this value would replace any existing query string; leave empty to preserve the incoming query string. Query string must be in `<key>=<value>` format. The first ? and & will be added automatically so do not include them in the front, but do separate multiple query strings with &.')
 
     with self.argument_context('network front-door rules-engine rule condition remove') as c:
         c.argument('index', type=int, help='0-based index of the match condition to remove')