Update version number to v12.11.6

Command executed by: PivotalCog#9524

version-info.xml

 <version-info>
-    <current version="12.11.5" />
+    <current version="12.11.6" />
     <changelog>
+        <version number="12.11.6" timestamp="1559943964968">Updates to Pit and L'Arachel.</version>
         <version number="12.11.5" timestamp="1559891752466">Dialogue updates to Cammy, Chun-Li, Juri, Rainbow Mika, Revy, and Jura, and updates Revy's epilogue.</version>
         <version number="12.11.4" timestamp="1559709182570">Updates to Jin, Sheena, L'Arachel</version>
         <version number="12.11.3" timestamp="1559673825827">Updates to L'Arachel.</version>