FAB: reuse ORM type hints from common-compat (apache#56903)

Author: Dev-iL

providers/fab/pyproject.toml

@@ -57,7 +57,7 @@ license-files = ["NOTICE", "*/LICENSE*"]
 # After you modify the dependencies, and rebuild your Breeze CI image with ``breeze ci-image build``
 dependencies = [
     "apache-airflow>=3.0.2",
-    "apache-airflow-providers-common-compat>=1.2.1",
+    "apache-airflow-providers-common-compat>=1.7.4",    # + TODO: bump to next version
     # Blinker use for signals in Flask, this is an optional dependency in Flask 2.2 and lower.
     # In Flask 2.3 it becomes a mandatory dependency, and flask signals are always available.
     "blinker>=1.6.2; python_version < '3.13'",

providers/fab/src/airflow/providers/fab/auth_manager/models/__init__.py

@@ -43,16 +43,7 @@
 from sqlalchemy.orm import Mapped, backref, declared_attr, relationship
 
 from airflow.api_fastapi.auth.managers.models.base_user import BaseUser
-
-try:
-    from sqlalchemy.orm import mapped_column
-except ImportError:
-    # fallback for SQLAlchemy < 2.0
-    def mapped_column(*args, **kwargs):
-        from sqlalchemy import Column
-
-        return Column(*args, **kwargs)
-
+from airflow.providers.common.compat.sqlalchemy.orm import mapped_column
 
 if TYPE_CHECKING:
     try: