Fix #303 - Reorder columns in query instance

[lange-martin]

Fixes #303 by reordering the columns of query_instance_df_dummies so that the resulting array has the same format as data_df_copy in the KD-tree.

[amit-sharma]

Thanks for fixing this @lange-martin . Looks good to me.

[lange-martin]

I updated the commit to include a Signed-off-by message.

[codecov-commenter]

Codecov Report

Merging #304 (5b6f5f2) into master (6b5a521) will increase coverage by 0.10%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #304      +/-   ##
==========================================
+ Coverage   71.31%   71.42%   +0.10%     
==========================================
  Files          26       26              
  Lines        3462     3464       +2     
==========================================
+ Hits         2469     2474       +5     
+ Misses        993      990       -3     

Flag	Coverage Δ
unittests	71.42% <100.00%> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
dice_ml/explainer_interfaces/dice_KD.py	91.66% <100.00%> (+0.12%)	⬆️
dice_ml/explainer_interfaces/explainer_base.py	89.64% <0.00%> (+0.81%)	⬆️

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