Clarify map dimensions in scenario displays

[WeaverThree]

Minor tweak to show which is width and which is height, because we always get confused here and it matters for cross-the-map objectives.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 10.43%. Comparing base (3e8168d) to head (dd31e60).
Report is 15 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #5040      +/-   ##
============================================
- Coverage     10.43%   10.43%   -0.01%     
- Complexity     6022     6024       +2     
============================================
  Files           952      952              
  Lines        133810   133873      +63     
  Branches      19432    19429       -3     
============================================
+ Hits          13961    13966       +5     
- Misses       118498   118559      +61     
+ Partials       1351     1348       -3     

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