Migrate plugin tables (#11648)

* Prevent creation of PluginConfig during migrations

* Refactor data import process

- Split into multiple separate steps

* Load plugins during data load / dump

- Required, otherwise we cannot dump the data

* Refactor export_records

- Use temporary file
- Cleanup docstring

* Force apps check on second validation step

* Improve import sequencing

* Update CI script

* Update migration docs

* CI pipeline for running import/export test

* Fix workflow naming

* Fix env vars

* Add placeholder script

* Fix matrix env vars

* Fix missing env var

* Install required packages

* Fix typo

* Tweak tasks.py

* Install dummy plugin as part of the

* Updated CI workflow

* Validate exported data

* Additional CI process

* Log mandatory plugins to INFO

* Force global setting

* Refactor CI pipeline

* Tweak file test

* Workflow updates

* Enable auto-update

* Test if import/export test should run

* Trigger if tasks.py changes

.github/actions/migration/action.yaml

@@ -13,5 +13,5 @@ runs:
           invoke export-records -f data.json
           python3 ./src/backend/InvenTree/manage.py flush --noinput
           invoke migrate
-          invoke import-records -c -f data.json --force --strict
-          invoke import-records -c -f data.json --force --strict
+          invoke import-records -c -f data.json --strict
+          invoke import-records -c -f data.json --strict