Update CHANGELOG.md

CHANGELOG.md

@@ -46,6 +46,7 @@
     Bug #7088: Deleting last save game of last character doesn't clear character name/details
     Bug #7092: BSA archives from higher priority directories don't take priority
     Bug #7122: Teleportation to underwater should cancel active water walking effect
+    Bug #7131: MyGUI log spam when post processing HUD is open
     Bug #7163: Myar Aranath: Wheat breaks the GUI
     Bug #7172: Current music playlist continues playing indefinitely if next playlist is empty
     Bug #7229: Error marker loading failure is not handled