* [LYN-2522] Preparation work for the filter pane
* Added arrow up/down icons.
* Extended the gem info with the type (Asset, Code, Tool).
* Extended the model with the type and a helper for converting gem uuids into display names.
* Extended the link widget to be clickable with a custom action, needed for the "Show all/less" for the filters.
* Converting the uuids we get from Python to AZ::Uuids and then back to strings to have them all in the same format.
* Forced Project Manager window to 1200x800
* Final look for FirstTimeUseScreen, essentially complete
* Remove margins on screens
* Added License info for image
* [LYN-2515] Project Manager Gem List Base
* Added gem model based on a standard item model
* Added list view using the gem model
* Added item delegate for a gem according to the UX design
* Removed th gem catalog ui file and replaced it with code
* Moved the gem catalog files into a sub folder
* Added drawing the Added/Get button and the platform icons
* Created the Project Manager project with a barebone styled window and rough sketch of first screen
* Renamed to Project Manager, ect.
* Corrected string name for projectmanager and added comments on getting engine path
* Changed output name for Project Manager to lowercase o3de
* Added header guards
Benjamin Jillich
AMZN-nggieber