[BUGFIX] Fix wrong icon usage in install tool

This patch change a icon to be consistent, the icon was misleading
and had the wrong color. Now the „add“-icon is used instead of the
„missing“-icon.

Resolves: #84642
Releases: master
Change-Id: I4563badbaab956798c9df58dce5e9e7f3c436c5a
Reviewed-on: https://review.typo3.org/56580


Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Oliver Hader <oliver.hader@typo3.org>
Tested-by: Oliver Hader <oliver.hader@typo3.org>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>

typo3/sysext/install/Resources/Private/Partials/Maintenance/LanguagePacks.html

@@ -6,7 +6,7 @@
     <div id="t3js-languagePacks-activate-icon"><core:icon identifier="actions-add" /></div>
     <div id="t3js-languagePacks-deactivate-icon"><core:icon identifier="actions-remove" /></div>
     <div id="t3js-languagePacks-languageUpdate-icon"><core:icon identifier="actions-system-refresh" /></div>
-    <div id="t3js-languagePacks-extensionPack-misses-icon"><core:icon identifier="status-status-permission-denied" /></div>
+    <div id="t3js-languagePacks-extensionPack-misses-icon"><core:icon identifier="actions-add" /></div>
 </div>
 <p>
     This module gives an overview of available languages other than the default "English" language. It allows