[14.0][MIG] connector_importer_demo: proposed improvements

[hailangvn]

These are improvements related to #3.

[codecov-commenter]

Codecov Report

Merging #4 (2e38363) into 14.0-mig-connector_importer (12a88fc) will increase coverage by 0.21%.
The diff coverage is 100.00%.

@@                       Coverage Diff                       @@
##           14.0-mig-connector_importer       #4      +/-   ##
===============================================================
+ Coverage                        66.42%   66.64%   +0.21%     
===============================================================
  Files                               23       24       +1     
  Lines                             1248     1256       +8     
===============================================================
+ Hits                               829      837       +8     
  Misses                             419      419              

Impacted Files	Coverage Δ
...nnector_importer_demo/components/mapper_partner.py	100.00% <100.00%> (ø)

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