CIF-2686 - Filter by category in product list component UI

[LSantha]

• add UI tests

Related Issue

CIF-2686

How Has This Been Tested?

UI test.

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] I have signed the Adobe Open Source CLA.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [X] I have read the CONTRIBUTING document.
• [x] I have added tests to cover my changes and the overall coverage did not decrease.
• [X] All unit tests pass on CircleCi.
• [X] I ran all tests locally and they pass.

[codecov[bot]]

Codecov Report

Merging #292 (7d2a4a6) into dev (6f46b73) will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##                dev     #292   +/-   ##
=========================================
  Coverage     86.66%   86.66%           
  Complexity       20       20           
=========================================
  Files             1        1           
  Lines            30       30           
  Branches          4        4           
=========================================
  Hits             26       26           
  Misses            2        2           
  Partials          2        2           

Flag	Coverage Δ
unittests	86.66% <ø> (ø)

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