[BUGFIX] Fix wrong parenthesis in Typo3DbBackend

Fixes an erroneously placed parenthesis in getObjectDataByQuery() for
retrieving the correct table name.

If dbal is in use, this leads to the reported failure.

Fixes: #46133
Relates: #43058
Releases: 6.1, 6.0, 4.7, 1.4, 1.3
Change-Id: I958dc954f0c1e11c6851e6d5dc2514e13d4eed31
Reviewed-on: https://review.typo3.org/18817
Reviewed-by: Markus Klein
Reviewed-by: Oliver Hader
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn
Reviewed-by: Anja Leichsenring
Tested-by: Anja Leichsenring