[BUGFIX] Fix missing labels in clipboard

The clipboard was missing two description labels, which would normally
be shown when hovering over a link.

Resolves: #90473
Releases: master, 9.5
Change-Id: I1d3224e9f866f7aa0455fab557846b7bc6e456e6
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/63303
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>

typo3/sysext/backend/Classes/Clipboard/Clipboard.php

@@ -337,7 +337,7 @@ public function printClipboard()
             'id' => 'normal',
             'number' => 0,
             'url' => GeneralUtility::linkThisScript(['CB' => ['setP' => 'normal']]),
-            'description' => 'normal-description',
+            'description' => 'labels.normal-description',
             'label' => 'labels.normal',
             'padding' => $this->padTitle('normal')
         ];
@@ -350,7 +350,7 @@ public function printClipboard()
                 'id' => 'tab_' . $a,
                 'number' => $a,
                 'url' => GeneralUtility::linkThisScript(['CB' => ['setP' => 'tab_' . $a]]),
-                'description' => 'cliptabs-description',
+                'description' => 'labels.cliptabs-description',
                 'label' => 'labels.cliptabs-name',
                 'padding' => $this->padTitle('tab_' . $a)
             ];