Searcher dialog help is not opened with '?' when multiple selection #781

[carlosra85]

Fix Searcher dialog help is not opened with '?' when multiple selection #781

Tested manually in showcase and in external app as a library

• 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 read the CONTRIBUTING document
• My code follows the code style of this project
• My change requires a change to the documentation
• I have updated the documentation accordingly (README.md for each UI component)
• I have added tests to cover my changes (at least 1 spec for each UI component with the same coverage as the master branch)
• All new and existing tests passed
• A new branch needs to be created from master to evolve previous versions
• Increase version in package.json following Semantic Versioning
• All UI components must be added into the showcase (at least 1 component with the default settings)
• Add the issue into the right project with the proper status (In progress)

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (0447332) 55.13% compared to head (89be681) 55.10%.

Files	Patch %	Lines
...ts/src/lib/searcher/abstract-searcher.component.ts	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #782      +/-   ##
==========================================
- Coverage   55.13%   55.10%   -0.04%     
==========================================
  Files         128      128              
  Lines        3526     3528       +2     
  Branches      615      616       +1     
==========================================
  Hits         1944     1944              
- Misses       1479     1481       +2     
  Partials      103      103              

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