[REVIEW] Modified show.ftl to conditionally expect FROM in parsing logic

[jdye64]

This closes #367

[jdye64]

rerun tests

[charlesbluca]

Your changes are working, but CI is broken because of downstream breakage in dask-ml

[codecov-commenter]

Codecov Report

Merging #371 (c988721) into main (1732f75) will increase coverage by 0.15%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #371      +/-   ##
==========================================
+ Coverage   88.91%   89.07%   +0.15%     
==========================================
  Files          68       68              
  Lines        3330     3333       +3     
  Branches      650      651       +1     
==========================================
+ Hits         2961     2969       +8     
+ Misses        298      289       -9     
- Partials       71       75       +4     

Impacted Files	Coverage Δ
dask_sql/physical/rel/custom/tables.py	85.71% <100.00%> (+2.38%)	⬆️
dask_sql/_version.py	34.00% <0.00%> (+1.44%)	⬆️

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