CIF-2969: fix overlay handling in 6.5

[buuhuu]

Description

When implementing the overlay handling of the product recommendations component we introduced the usage of an API that is not available in 6.5 causing an error to be logged. This PR fixes that by using the API available in 6.5 instead.

Related Issue

CIF-2969 CIF-2240

Motivation and Context

How Has This Been Tested?

Locally

Screenshots (if appropriate):

Types of changes

• [X] 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:

• [X] 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.
• [ ] 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 #827 (6c42047) into master (a16e124) will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #827   +/-   ##
=========================================
  Coverage     89.42%   89.42%           
  Complexity     1872     1872           
=========================================
  Files           316      316           
  Lines          8323     8323           
  Branches       1254     1254           
=========================================
  Hits           7443     7443           
  Misses          629      629           
  Partials        251      251           

Flag	Coverage Δ
integration	54.94% <ø> (ø)
jest	86.40% <ø> (ø)
karma	94.83% <ø> (ø)
unittests	88.85% <ø> (ø)

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