[TASK] Move two font files from t3lib to ext:core

Some mentions of these files were already adapted, the fonts
are now moved and last occurences fixed.

Change-Id: Ief65a635f2ea7fe274b28838427cb4665e9b0e6d
Resolves: #47162
Releases: 6.1
Reviewed-on: https://review.typo3.org/19842
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn