SITES-16602 - Remove sort by position option in the Search Results Component

[LSantha]

• added custom SearchResults model implementation to illustrate the customization of sort fields
• added unit test
• updated dependency on CIF components

Description

Related Issue

SITES-16602

Motivation and Context

How Has This Been Tested?

Manually, junit.

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• 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.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes and the overall coverage did not decrease.
• All unit tests pass on CircleCi.
• I ran all tests locally and they pass.

[codecov]

Codecov Report

Merging #321 (546b2ee) into dev (75e3770) will decrease coverage by 26.40%.
The diff coverage is 21.87%.

@@              Coverage Diff              @@
##                dev     #321       +/-   ##
=============================================
- Coverage     77.14%   50.74%   -26.40%     
- Complexity       21       25        +4     
=============================================
  Files             1        2        +1     
  Lines            35       67       +32     
  Branches          4        6        +2     
=============================================
+ Hits             27       34        +7     
- Misses            6       30       +24     
- Partials          2        3        +1     

Flag	Coverage Δ
unittests	50.74% <21.87%> (-26.40%)	⬇️

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Files	Coverage Δ
...enia/core/models/commerce/MySearchResultsImpl.java	21.87% <21.87%> (ø)

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