Partially revert "Additional village variations (#3342)"

The new images weren't supposed to go into 1.14, but the updates to the existing two hut images can remain.

This partially reverts commit a55e5228b2.

(cherry picked from commit 556d9ffb91)

data/core/terrain-graphics.cfg

@@ -287,7 +287,7 @@ C*,K*,X*,Q*,W*,Ai,M*,*^V*,*^B*,_off^_usr#enddef
 #Crude villages (grassland)
 {NEW:VILLAGE_TOD         *^Vc                                                      village/hut}
 
-{NEW:VILLAGE_TOD         *^Vca                                                     village/hut-snow}
+{NEW:VILLAGE             *^Vca                                                     village/hut-snow}
 
 {NEW:VILLAGE_TOD         *^Vl                                                      village/log-cabin}
 {NEW:VILLAGE             *^Vla                                                     village/log-cabin-snow}