antithesis: Relax connect failure check

We also want to just ignore this under Antithesis:

``´
limbo.DatabaseError: Failed to open database: LockingError("Failed locking file. File is locked by another process")
```

antithesis-tests/stress-composer/parallel_driver_delete.py

@@ -26,7 +26,7 @@ cols = [f"col_{col}" for col in range(tbl_schema["colCount"]) if col != pk]
 
 try:
     con = limbo.connect("stress_composer.db")
-except limbo.OperationalError as e:
+except Exception as e:
     print(f"Failed to open stress_composer.db. Exiting... {e}")
     exit(0)
 cur = con.cursor()

antithesis-tests/stress-composer/parallel_driver_insert.py

@@ -22,7 +22,7 @@ cols = ", ".join([f"col_{col}" for col in range(tbl_schema["colCount"])])
 
 try:
     con = limbo.connect("stress_composer.db")
-except limbo.OperationalError as e:
+except Exception as e:
     print(f"Failed to open stress_composer.db. Exiting... {e}")
     exit(0)
 

antithesis-tests/stress-composer/parallel_driver_integritycheck.py

@@ -22,7 +22,7 @@ cols = ", ".join([f"col_{col}" for col in range(tbl_schema["colCount"])])
 
 try:
     con = limbo.connect("stress_composer.db")
-except limbo.OperationalError as e:
+except Exception as e:
     print(f"Failed to open stress_composer.db. Exiting... {e}")
     exit(0)
 cur = con.cursor()

antithesis-tests/stress-composer/parallel_driver_update.py

@@ -26,7 +26,7 @@ cols = [f"col_{col}" for col in range(tbl_schema["colCount"]) if col != pk]
 # print(cols)
 try:
     con = limbo.connect("stress_composer.db")
-except limbo.OperationalError as e:
+except Exception as e:
     print(f"Failed to open stress_composer.db. Exiting... {e}")
     exit(0)
 cur = con.cursor()