Add environment/wind description.

From assets/game

Author: different55

ClosedCaptions/assets/captions/lang/en.json

@@ -21,6 +21,7 @@
   "captions:environment/underwater":            "~Water flows",
   "captions:environment/waterfall":             "~Water falls",
   "captions:environment/waterwaves":            "~Waves crash",
+  "captions:environment/wind":                  "Wind whips",
 
   "captions:player/build":                      "Block placed",
   "captions:player/buildhigh":                  "Block placed",