Remove unused private Method `PermissionHelper.deliverPermissionResult`

[GitToTheHub]

• The method deliverPermissionResult is private and nowhere used. Because it's private, it cannot be called from outside and cannot be overwritten and is safe to remove.

Platforms affected

Motivation and Context

Description

Testing

Checklist

• [ ] I've run the tests to see all new and existing tests pass
• [ ] I added automated test coverage as appropriate for this change
• [ ] Commit is prefixed with (platform) if this change only applies to one platform (e.g. (android))
• [ ] If this Pull Request resolves an issue, I linked to the issue in the text above (and used the correct keyword to close issues using keywords)
• [ ] I've updated the documentation if necessary

[codecov-commenter]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :white_check_mark: Project coverage is 60.79%. Comparing base (cab5c5b) to head (3489815). :warning: Report is 20 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #1858       +/-   ##
===========================================
- Coverage   72.12%   60.79%   -11.33%     
===========================================
  Files          23       23               
  Lines        1844     4811     +2967     
===========================================
+ Hits         1330     2925     +1595     
- Misses        514     1886     +1372     

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