[TASK] Add SQl

    #499

    Releases: main, 13.4, 12.4

Author: sarahmccarthy123

Documentation/Installation/SystemRequirements/Index.rst

@@ -8,7 +8,7 @@
 System requirements
 ===================
 
-You will need a webserver, an up-to-date version of PHP and a database. See here
-which versions of TYPO3 are current and their requirements
+You will need a webserver, an up-to-date version of PHP and an SQL database. See
+here which versions of TYPO3 are current and their requirements
 `get.typo3.org <https://get.typo3.org/version/#system-requirements>`_.