Corrected sector types in wld-files according last know good

lib/world/wld/27.wld

@@ -2136,7 +2136,7 @@ be heard gurgling amidst nearby rocks and leading into a small luminous pond.
 Plant life blooms abundantly here, grasses and mosses covering every surface,
 colourful flower blossoms and tree sprouts beginning to show through the green.
 ~
-27 0 0 0 0 0
+27 0 0 0 0 2
 D1
 ~
 ~
@@ -2149,7 +2149,7 @@ trees and plant life.  Many varieties of animal can be glimpsed wandering
 through the grasses and brush, the signs of humanoid civilization visible in the
 form of distant villages.  
 ~
-27 0 0 0 0 0
+27 0 0 0 0 2
 D2
 ~
 ~
@@ -2175,7 +2175,7 @@ ground, the aftermath of a felling in recent years.  Brown grasses rustle
 restlessly in the somewhat smoky air, and the peaks of a mountain range are
 only just visible to the north.  
 ~
-27 0 0 0 0 0
+27 0 0 0 0 3
 D0
 ~
 ~