[TASK] EXT:form - Use text instead of data attributes

The form objects TEXTBLOCK, OPTION and TEXTAREA now use text as
attribute for textual content.

Furthermore, the patchset fixes a bug with duplicated select boxes.

The missing deprecation file from #69957 is added as well.

Resolves: #69369
Resolves: #70448
Releases: master
Change-Id: I99d3d1292dc143989a8483d14fc5d827bd05a560
Reviewed-on: https://review.typo3.org/43895


Reviewed-by: Bjoern Jacob <bjoern.jacob@tritum.de>
Tested-by: Bjoern Jacob <bjoern.jacob@tritum.de>
Reviewed-by: Philipp Gampe <philipp.gampe@typo3.org>
Tested-by: Philipp Gampe <philipp.gampe@typo3.org>