MAINTAINERS: Add myself as reviewer for module support

Voluntering as a reviewer for Module support.

Suggested-by: Luis Chamberlain <mcgrof@kernel.org>
Signed-off-by: Aaron Tomlin <atomlin@atomlin.com>
Acked-by: Daniel Gomez <da.gomez@samsung.com>
Acked-by: Luis Chamberlain <mcgrof@kernel.org>

Author: aarontomlin

MAINTAINERS

@@ -17392,6 +17392,7 @@ M:	Luis Chamberlain <mcgrof@kernel.org>
 M:	Petr Pavlu <petr.pavlu@suse.com>
 M:	Daniel Gomez <da.gomez@kernel.org>
 R:	Sami Tolvanen <samitolvanen@google.com>
+R:	Aaron Tomlin <atomlin@atomlin.com>
 L:	linux-modules@vger.kernel.org
 L:	linux-kernel@vger.kernel.org
 S:	Maintained