Fix type errors in tests and plugins

- Add type: ignore for monkey-patching Database.__init__ in conftest
- Fix CLI test to pass string "2" instead of integer to Click invoke
- Add type: ignore for optional sqlean import
- Fix add_geometry_column test to use "XY" instead of integer 2
- Add type: ignore for click.Context as context manager
- Add type: ignore for enable_fts test that intentionally omits argument
- Add type: ignore for sys._called_from_test dynamic attribute
- Fix rows_from_file test type error for intentional wrong argument
- Handle None from pm.get_hookcallers in plugins.py

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

tests/test_gis.py

@@ -7,7 +7,7 @@ from sqlite_utils.db import Database
 from sqlite_utils.utils import find_spatialite, sqlite3
 
 try:
-    import sqlean
+    import sqlean  # type: ignore[import-not-found]
 except ImportError:
     sqlean = None
 
@@ -50,7 +50,7 @@ def test_add_geometry_column():
         column_name="geometry",
         geometry_type="Point",
         srid=4326,
-        coord_dimension=2,
+        coord_dimension="XY",
     )
 
     assert db["geometry_columns"].get(["locations", "geometry"]) == {