Storage Engine displayed for non MySQL / MariaDB DB server platforms.

[NathanGibbs3]

Item	Description
File(s):	base_maintenance.php
Class:
Function:
Similar Issues:	#228
Depends on Issue(s):
Dependency Type:
Misc. Info.:

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Expected Behavior:
Storage Engine info not displayed for non MySQL / MariaDB DB's
Current Behavior:
Storage Engine info displayed for non MySQL / MariaDB DB's which makes no sense on those platforms.