[TASK] Make field bodytext an exclude field

If using inline content elements in a news record, the bodytext field
is probably not needed. Therefore the bodytext field should also be
an exclude field.

Resolves: #59628
Releases: 3.0
Change-Id: I019a5cd93c0ad011debaa9ee75550b914b6840f9
Reviewed-on: https://review.typo3.org/30776
Reviewed-by: Georg Ringer
Tested-by: Georg Ringer