Duplicate Current Plate With Objects (Second PR) (#6710)

* Added `duplicate plate` feature.

This the initial commit and this still needs work.

* [#2025] Fixed the SEGFAULT, apparently an icon id=6 needed to be updated to id=7 as we have one more plate icon.
[#2025] Removed the `printf` statements.

* [#2025] Plate duplication is now fully implemented.

* [#2025] Updated icons for plate duplicate funcctionality.

* [#2025] Added toolbar icon fro "Duplicate Current Plate" action.

* [#2025] Revert changes for `toolbar_add_plate_dark.svg`.

* [#2025] Removed the `BBS` label in the code that is not written by BBS.

* [#2025] Updated `.gitignore` to ignore VSCode workspace file.

* [#2025] Fixed the instances not transforming in global space when the plate is duplicated.

* [#2025] Removed the Duplicate Plate action from the plate actions and the toolbar.

* [#2025] Added the `Duplicate Current Plate` functionality to the `Edit` menu.

* [#2025] Addressed review comments.

* [#2025] Addressed review comments.

* [#2025] Removed unused icons related to the previously introduced "Duplicate Plate" functionality.

.gitignore

@@ -34,4 +34,4 @@ src/OrcaSlicer-doc/
 /deps/DL_CACHE
 **/.flatpak-builder/
 resources/profiles/user/default
-OrcaSlicer.code-workspace
+*.code-workspace