Fix bad table formatting

Author: felicitymay

docs/codeql/writing-codeql-queries/metadata-for-codeql-queries.rst

@@ -49,8 +49,7 @@ The following properties are supported by all query files:
 |                       | | ``warning``             |                                                                                                                                                                                                                                                                                                                                                                       |
 |                       | | ``recommendation``      |                                                                                                                                                                                                                                                                                                                                                                       |
 +-----------------------+---------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
-| ``@security-severity``| ``<score>``               | Defines the level of severity, between 0.0 and 10.0, for queries with ``@tags security``.                                                                                                                                                                                                                                                                             |
-|                       |                           | For more information about ``@security-severity``, see the `About alert severity and security severity levels <https://docs.github.com/code-security/code-scanning/managing-code-scanning-alerts/about-code-scanning-alerts#about-alert-severity-and-security-severity-levels>`__ in the GitHub user documentation.                                                   |                                                                         |
+| ``@security-severity``| ``<score>``               | Defines the level of severity, between 0.0 and 10.0, for queries with ``@tags security``. For more information, see the `GitHub user documentation <https://docs.github.com/code-security/code-scanning/managing-code-scanning-alerts/about-code-scanning-alerts#about-alert-severity-and-security-severity-levels>`__.                                               |
 +-----------------------+---------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 
 Example