[BUGFIX] Add avatar JavaScript to moduleTemplate

The avatar JavaScript is still bound to the unused DocumentTemplate. Adjust
the assignment to use ModuleTemplate instead.

Resolves: #70736
Releases: master
Change-Id: Ief44484dd95c4e9ce5e9c9c4607286b54343e10e
Reviewed-on: http://review.typo3.org/44075


Reviewed-by: Markus Klein <markus.klein@typo3.org>
Tested-by: Markus Klein <markus.klein@typo3.org>
Reviewed-by: Zsolt Molnar <zsolt.molnar@arxia.com>
Tested-by: Zsolt Molnar <zsolt.molnar@arxia.com>
Reviewed-by: Andreas Fernandez <typo3@scripting-base.de>
Tested-by: Andreas Fernandez <typo3@scripting-base.de>