Use the correct array for checking category

html/typo3conf/ext/ter/class.tx_ter_helper.php

@@ -431,7 +431,7 @@ class tx_ter_helper
                 $versionObj->appendChild(new DOMElement('state', $this->xmlentities($extensionVersionArr['state'])));
                 $versionObj->appendChild(new DOMElement('reviewstate', intval($extensionVersionArr['reviewstate'])));
                 $versionObj->appendChild(new DOMElement('category', $this->xmlentities($extensionVersionArr['category'])));
-                if ($extensionsAndVersionsArr['category'] === 'distribution') {
+                if ($extensionVersionArr['category'] === 'distribution') {
                     $prefixPathToDistributionFiles = 'fileadmin/' . $extensionKey[0] . '/' . $extensionKey[1] . '/' . $extensionKey . '_' . $versionNumber . '_';
                     $versionObj->appendChild(new DOMElement('distributionImage', $this->xmlentities($prefixPathToDistributionFiles . 'Distribution.png')));
                     $versionObj->appendChild(new DOMElement('distributionImageWelcome', $this->xmlentities($prefixPathToDistributionFiles . 'DistributionWelcome.png')));