MM-21374 - Fixed extracting icon for prepackaged and local plugins (#13633)

* Merge upstream

* Added extracting iconData for prepackaged and local plugins

* Fixed tests

* Removed report.xml

Co-authored-by: Jason Paul Deland <9366595+jaydeland@users.noreply.github.com>
Co-authored-by: mattermod <mattermod@users.noreply.github.com>

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