fix(auto_source): Handle data property correctly

Fixes [SENTRY-3RBQ](https://sentry.sentry.io/issues/6499816788/)

src/sentry/issues/auto_source_code_config/stacktraces.py

@@ -33,7 +33,10 @@ def get_frames_to_process(data: NodeData | dict[str, Any], platform: str) -> lis
 
 
 def _check_not_categorized(frame: dict[str, Any]) -> bool:
-    return frame.get("data", {}).get("category") is None
+    data = frame.get("data", {})
+    if data:
+        return "category" not in data
+    return True
 
 
 def get_stacktraces(data: NodeData | dict[str, Any]) -> list[dict[str, Any]]:

tests/sentry/issues/auto_source_code_config/test_stacktraces.py

@@ -73,13 +73,20 @@ def _stacktrace(frames: list[dict[str, Any]]) -> dict[str, Any]:
         ),
         pytest.param(
             [
-                # This frame is excluded because it has already been categorized
+                # These frames are excluded because they have been categorized
                 {"module": "android.app", "in_app": False, "data": {"category": "foo"}},
+                {"module": "android.app", "in_app": False, "data": {"category": None}},
+                # These frames will be considered since they don't have a category set
+                {"module": "android.app", "in_app": False, "data": {}},
+                {"module": "android.app", "in_app": False, "data": None},
                 {"module": "com.example.foo", "in_app": False, "data": {}},
                 {"module": "com.example.bar", "in_app": False},
             ],
             "java",
             [
+                # These will be considered since they don't have a category set
+                {"module": "android.app", "in_app": False, "data": {}},
+                {"module": "android.app", "in_app": False, "data": None},
                 {"module": "com.example.foo", "in_app": False, "data": {}},
                 {"module": "com.example.bar", "in_app": False},
             ],