Merge branch 'SDC-685' into 'main'

ldvspec/connection/__init__.py

ldvspec/connection/config.py

ldvspec/connection/database.cfg

ldvspec/connection/retrieve_db_connection.py

ldvspec/connection/test.py

ldvspec/ldvspec/settings/dev.py

ldvspec/lofardata/migrations/0004_auto_20220728_1007.py

ldvspec/lofardata/models.py

ldvspec/lofardata/scripts/ldv_specification_interface.py

ldvspec/lofardata/scripts/migrate_ldvadmin_to_ldvspec.py

ldvspec/lofardata/tests/test_dataproduct.py

ldvspec/lofardata/tests/test_location.py

ldvspec/lofardata/urls.py

ldvspec/lofardata/views.py

ldvspec/requirements/base.txt