Added tests for optional matching with MatchPy

[Upabjojr]

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• utilities
  • Added tests for optional parameter in MatchPy patterns.

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• utilities
  • Added tests for optional parameter in MatchPy patterns. (#20751 by @Upabjojr)

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#### References to other Issues or PRs
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* utilities
  * Added tests for optional parameter in MatchPy patterns.
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Update

The release notes on the wiki have been updated.