Fix raki creatures in Skyrim: Home of the Nords (bug #4810)

Make bip01 have higher priority than 'root node' node when determining the movement accumulation root

CHANGELOG.md

@@ -27,6 +27,7 @@
     Bug #4800: Standing collisions are not updated immediately when an object is teleported without a cell change
     Bug #4803: Stray special characters before begin statement break script compilation
     Bug #4804: Particle system with the "Has Sizes = false" causes an exception
+    Bug #4810: Raki creature broken in OpenMW
     Bug #4813: Creatures with known file but no "Sound Gen Creature" assigned use default sounds
     Bug #4815: "Finished" journal entry with lower index doesn't close journal, SetJournalIndex closes journal
     Bug #4820: Spell absorption is broken

apps/openmw/mwrender/animation.cpp

@@ -843,9 +843,9 @@ namespace MWRender
 
         if (!mAccumRoot)
         {
-            NodeMap::const_iterator found = nodeMap.find("root bone");
+            NodeMap::const_iterator found = nodeMap.find("bip01");
             if (found == nodeMap.end())
-                found = nodeMap.find("bip01");
+                found = nodeMap.find("root bone");
 
             if (found != nodeMap.end())
                 mAccumRoot = found->second;