Downsize base faceset's manhole for use here.

ChangeLog.rtro

@@ -1,5 +1,6 @@
 2020-10-01 Daniel Hawkins
 	* construct/Treehouse/*: Scale down classic faceset treehouse images to use.
+	* connect/Hole/manhole.rtro.11*.png: Downscale base manhole face for use here.
 
 2020-09-30 Daniel Hawkins
 	* ground/Winter/drifts.rtro.111.png,

TODO.rtro

@@ -14,13 +14,9 @@ Images missing faces in the retro tileset:
 ./ground/Weather/mountain1_rivlets.111
 ./connect/Gates/spikes.110
 ./connect/Hole/hole_white-any-c-marble.113
-./connect/Hole/manhole.111
 ./connect/Hole/hole_white-any-c-marble.112
-./connect/Hole/manhole.112
 ./connect/Hole/hole_white-any-c-marble.111
-./connect/Hole/manhole.114
 ./connect/Hole/hole_white-any-c-marble.114
-./connect/Hole/manhole.113
 ./system/blocked_darkblue.111
 ./system/blocked_olive.111
 ./system/blocked_green.111