Added import opengear workflows and Fixed the migrations issue.

gso/cli/imports.py

gso/main.py

.../versions/2023-11-21_e8378fbcfbf3_add_initial_products.py

...ns/2024-06-19_fvd7mfcfbs1q_update_modify_isis_workflow.py

...s/2024-06-27_ccc7ac05063b_add_importedopengear_product.py

.../2024-06-27_f6a38f9e9e18_add_import_opengear_workflows.py

gso/products/__init__.py

gso/products/product_types/opengear.py

gso/workflows/__init__.py

gso/workflows/opengear/__init__.py

gso/workflows/opengear/create_imported_opengear.py

gso/workflows/opengear/import_opengear.py

test/cli/conftest.py

test/cli/test_imports.py

test/conftest.py

test/fixtures.py

test/workflows/opengear/__init__.py

test/workflows/opengear/test_create_imported_opengear.py

test/workflows/opengear/test_import_opengear.py