* MM-16272 - Synchronize plugins across cluster (#11611)
* MM-16272 - Synchronize plugins across cluster
* Adding a test
* MM-16272 - Fixed tests
* MM-16272 - PR feedback
* MM-16270 - Plugin Sync (#11615)
* Initial implementation for plugin synch with file store. WIP
* Removed ListAll implementation. Used ListDirectory and change localstore to be consistent and return all items (files and folders) from directory
* Refactored plugin filestore operations out of main install/remove plugin
* Fixing error handling details
* Changes to use structured logging
* More logging fixes
* Wording and comments improvements
* Error handling and control flow improvements
* Changed managed flag check to use os.stat
* Added file store plugin dir and filename consts
* Replaced FileRead to use a the FileReader in PluginSync
* Minor styling and PR feedback changes
* Minor error handling improvements
* Added unit test for SyncPlugins. Changed SyncPlugins to use plugins environment to list available plugins
* PR Feedback improvements
* Minor err handling fix
* Removing FileStorePath from PluginEventData (#11644)
* Fix plugin path (#11654)
* tweak path, logging
Fix an issue not finding the plugins folder in S3. Tweak logging messages to add additional clarity.
* Removing FileExists check when Syncing plugins. Updated localstore to not return an error when directory does not exist
* PR Feedback
* Install prepackaged plugins locally only (#11656)
* s/uninstall/remove
* Updated ClusterMessage comment
* Updated PluginSync to test against s3 + local storage
