Change designated initializer on DDOSLogger

[ffried]

New Pull Request Checklist

• I have read and understood the CONTRIBUTING guide
• I have read the Documentation
• I have searched for a similar pull request in the project and found none

• I have updated this branch with the latest master to avoid conflicts (via merge from master or rebase)
• I have added the required tests to prove the fix/feature I am adding
• I have updated the documentation (if necessary)
• I have run the tests and they pass
• I have run the lint and it passes (pod lib lint)

This merge request fixes / refers to the following issues: -

Pull Request Description

With #1410, the designated initializer of DDOSLogger should have been changed, but couldn't since it would be a breaking change. After the version now being bumped to 3.9.0, this PR updates the designated initializer of DDOSLogger.

[github-actions]

	Warnings
⚠️	Any changes to library code should be reflected in the CHANGELOG. Please consider adding a note there about your change.
⚠️	The library files were changed, but the tests remained unmodified. Consider updating or adding to the tests to match the library changes.

Generated by 🚫 Danger Swift against e8954e6

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.10%. Comparing base (dc28b52) to head (e8954e6).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1417      +/-   ##
==========================================
- Coverage   54.30%   52.10%   -2.21%     
==========================================
  Files          32       32              
  Lines        4587     4564      -23     
  Branches      515      514       -1     
==========================================
- Hits         2491     2378     -113     
- Misses       2096     2186      +90     

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