Fix errors in unnatural water palettes (#411)

Author: ZeeMaji

objects/official/water/rct2dlc.water.wtrpink.json

@@ -7,6 +7,7 @@
     "version": "1.0",
     "originalId": "0A92ED09|WTRPINK |30DF82E8",
     "sourceGame": "official",
+    "isCompatibilityObject": true,
     "objectType": "water",
     "properties": {
         "palettes": {