[TASK] Improve info text for backend layouts with no colPos assigned

As the editor doesn't know anything about the name "colPos" the text is
changed.

Resolves: #99014
Releases: main, 12.4
Change-Id: I758f53896b3a16f8d8b9ac94c9290ac9cebf9d21
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84527


Reviewed-by: Garvin Hicking <gh@faktor-e.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Garvin Hicking <gh@faktor-e.de>
Reviewed-by: Jasmina Ließmann <minapokhalo+typo3@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Jasmina Ließmann <minapokhalo+typo3@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>

typo3/sysext/backend/Resources/Private/Language/locallang_layout.xlf

@@ -172,10 +172,10 @@
 				<source>Not assigned</source>
 			</trans-unit>
 			<trans-unit id="emptyColPos" resname="emptyColPos">
-				<source>Empty Colpos</source>
+				<source>Empty section</source>
 			</trans-unit>
 			<trans-unit id="emptyColPos.message" resname="emptyColPos.message">
-				<source>This column has no "colPos". This is only for display Purposes.</source>
+				<source>This section is only for display purposes, no "colPos" configuration is set.</source>
 			</trans-unit>
 			<trans-unit id="unusedColPos" resname="unusedColPos">
 				<source>Unused</source>