[TASK] Add new vector icon for extension

* add Illustrator source file in private folder
* add new extension svg icon in new file location
* activate new svg icon for the be module link
* some CGL in ext_tables.php

¯\_(ツ)_/¯

Resources/Public/Icons/Extension.svg

+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 321.95 321.95"><defs><style>.cls-1{fill:none;}.cls-2{fill:#e8e8e8;}.cls-3{fill:#fff;}.cls-4{fill:#333e48;}.cls-5{fill:#1e252b;}.cls-6{fill:#61b4e4;}.cls-7{fill:#2f6384;}.cls-8{fill:#1b7fbc;}.cls-9{fill:#ceb782;}</style></defs><title>Extension</title><g id="Ebene_2" data-name="Ebene 2"><g id="Layer_1" data-name="Layer 1"><rect class="cls-1" width="321.95" height="321.95"/><polygon class="cls-2" points="4.6 0 189.02 0 273.37 64.21 273.37 321.94 4.6 321.94 4.6 0"/><polygon class="cls-3" points="26.59 26.33 168.35 26.33 168.35 87.63 251.39 87.63 251.39 295.61 26.59 295.61 26.59 26.33"/><path class="cls-4" d="M184.45,112.41H43.53a4.5,4.5,0,0,1,0-9H184.45a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M206.09,144.76H43.53a4.5,4.5,0,0,1,0-9H206.09a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M144.52,80.07h-101a4.5,4.5,0,0,1,0-9h101a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M224.45,177.1H43.53a4.5,4.5,0,0,1,0-9H224.45a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M218.74,209.45H43.53a4.5,4.5,0,0,1,0-9h175.2a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M234.45,241.79H43.53a4.5,4.5,0,0,1,0-9H234.45a4.5,4.5,0,0,1,0,9Z"/><path class="cls-4" d="M139,274.14H43.53a4.5,4.5,0,1,1,0-9H139a4.5,4.5,0,0,1,0,9Z"/><path class="cls-5" d="M109.33,285.95c1.73,1.77-.46,6.74-3.57,9.78s-7,4.06-8.76,2.28-.61-5.67,2.5-8.7S107.6,284.17,109.33,285.95Z"/><circle class="cls-6" cx="299.32" cy="54.82" r="22.63" transform="translate(-3.83 28.36) rotate(-5.39)"/><rect class="cls-7" x="84.78" y="133.22" width="261.86" height="45.25" transform="translate(-41.88 222.67) rotate(-50.39)"/><rect class="cls-8" x="84.8" y="147.93" width="261.85" height="15.84" transform="translate(-41.88 222.69) rotate(-50.39)"/><polygon class="cls-9" points="105.31 296.74 97.73 290.46 114.8 242.29 149.67 271.15 105.31 296.74"/></g></g></svg>
\ No newline at end of file

ext_tables.php

 <?php
 
 if (!defined('TYPO3_MODE')) {
-	die('Access denied!!!');
+    die('Access denied!!!');
 }
 
 if (TYPO3_MODE == 'BE') {
-	TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerModule(
-		'SGalinski.lfeditor',
-		'user',
-		'LFEditor',
-		'',
-		array(
-			'General' => 'index, general, changeSelection, generalSave, goToEditFile, switchInsertMode,
+    TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerModule(
+        'SGalinski.lfeditor',
+        'user',
+        'LFEditor',
+        '',
+        array(
+            'General' => 'index, general, changeSelection, generalSave, goToEditFile, switchInsertMode,
 			switchEditingMode, refreshLanguageFileList',
-			'EditFile' => 'editFile, changeSelection, editFileSave, refreshLanguageFileList',
-			'EditConstant' => 'editConstant, changeSelection, editConstantSave, prepareEditConstant,
+            'EditFile' => 'editFile, changeSelection, editFileSave, refreshLanguageFileList',
+            'EditConstant' => 'editConstant, changeSelection, editConstantSave, prepareEditConstant,
 			refreshLanguageFileList',
-			'AddConstant' => 'addConstant, changeSelection, addConstantSave, refreshLanguageFileList',
-			'DeleteConstant' => 'deleteConstant, changeSelection, deleteConstantSave, refreshLanguageFileList',
-			'RenameConstant' => 'renameConstant, changeSelection, renameConstantSave, refreshLanguageFileList',
-			'SearchConstant' => 'searchConstant, changeSelection, searchConstantSearch, refreshLanguageFileList',
-			'ViewTree' => 'viewTree, changeSelection, selectExplodeToken, refreshLanguageFileList',
-			'ManageBackups' => 'manageBackups, changeSelection, deleteBackup, recoverBackup, showDifferenceBackup,
+            'AddConstant' => 'addConstant, changeSelection, addConstantSave, refreshLanguageFileList',
+            'DeleteConstant' => 'deleteConstant, changeSelection, deleteConstantSave, refreshLanguageFileList',
+            'RenameConstant' => 'renameConstant, changeSelection, renameConstantSave, refreshLanguageFileList',
+            'SearchConstant' => 'searchConstant, changeSelection, searchConstantSearch, refreshLanguageFileList',
+            'ViewTree' => 'viewTree, changeSelection, selectExplodeToken, refreshLanguageFileList',
+            'ManageBackups' => 'manageBackups, changeSelection, deleteBackup, recoverBackup, showDifferenceBackup,
 			deleteAllBackup, refreshLanguageFileList',
-		),
-		array(
-			'access' => 'user,group',
-			'icon' => 'EXT:lfeditor/ext_icon.png',
-			'labels' => 'LLL:EXT:lfeditor/Resources/Private/Language/locallang_mod.xml',
-		)
-	);
+        ),
+        array(
+            'access' => 'user,group',
+            'icon' => 'EXT:lfeditor/Resources/Public/Icons/Extension.svg',
+            'labels' => 'LLL:EXT:lfeditor/Resources/Private/Language/locallang_mod.xml',
+        )
+    );
 }
-
-?>
\ No newline at end of file