Plone.app.mosaic

------------------

- Cleanup and update `advanced view` styles.
[petschki]

- Remove obsolete row column presets from `Format` menu.
[petschki]

- Refactor `TinyMCE` implementation: reuse already registered pattern from
the registry. This fixes initialization issues and duplicated chunk loading.
[petschki]

- Fix toolbar buttons visibility based on current selected layout template
or customized layout.
[petschki]

- Fix App Tile addForm modal event handling.
[petschki]

- Fix for `547 <https://github.com/plone/plone.app.mosaic/issues/547>`_
[frapell, petschki]

- Fix for `541 <https://github.com/plone/plone.app.mosaic/issues/541>`_
[petschki]

- Correctly await the TinyMCE initialization and avoid TinyMCE double initialization.
[thet]

- Fix CI builds which were failing with "pip: error: no such option: --install-option"
[fredvd, thet]

- Remove ``plonetheme.barceloneta`` dependency. (Not needed)
[toalba]

------------------

- Update styles to support Bootstrap 5.3 dark mode.
[lenadax]

- Depend on Bootstrap 5.3 enabled packages.
[lenadax]

- Re-activate Robottests.
[petschki]

------------------

- Set modal closeOnClick to false to prevent modal closing when selecting text.
(522)
[lenadax]

- Disable ability to edit the Discussion, Document byline, Related Items and
Keywords tiles. (517)
[frapell]

- Define some webpack optimizations for generated chunks
[frapell]

------------------

- Fix saving/editing custom layouts and remove TTW layouts editing in the controlpanel.
[petschki]

- Refactor resource bundles: use only one mosaic bundle.
[petschki]

--------------------


- Add upgrade steps to cleanup resource registry.
[petschki]

- Upgrade JS dependencies and GHA config.
[petschki]

--------------------

- Fix saving TinyMCE content when editing source code.
[petschki]

- Fix saving data in properties modal which got lost after saving mosaic page.
[petschki]

- generalization in modal positioning (top center)
[petschki]