Prepare for K6.4.6 release

Author: xillibit

src/pkg_kunena.xml

@@ -3,8 +3,8 @@
 <extension type="package" version="4.0" method="upgrade">
     <name>pkg_kunena</name>
     <packagename>kunena</packagename>
-    <version>6.4.6-DEV</version>
-    <versionname>INTERNAL</versionname>
+    <version>6.4.6</version>
+    <versionname>Pontemaodino</versionname>
     <creationDate>@kunenaversiondate@</creationDate>
     <author>Kunena Team</author>
     <authorEmail>[email protected]</authorEmail>

src/script.php

@@ -88,7 +88,7 @@ class Pkg_KunenaInstallerScript extends InstallerScript
             '0' => '10.8.6', // Preferred version
         ],
         'Joomla!' => [
-            '5.3' => '5.3.3',
+            '5.3' => '5.3.4',
             '5.2' => '5.2.6',
             '5.1' => '5.1.4',
             '5.0' => '5.0.3',