ref(spans): Stop using is_remote (#102634)

Author: jjbayer

src/sentry/spans/consumers/process/factory.py

@@ -202,12 +202,7 @@ def process_batch(
                 project_id=val["project_id"],
                 payload=payload.value,
                 end_timestamp=cast(float, val["end_timestamp"]),
-                # TODO(INGEST-612): Remove "is_remote" as soon as Relay writes "is_segment".
-                is_segment_span=bool(
-                    val.get("parent_span_id") is None
-                    or val.get("is_segment")
-                    or val.get("is_remote")
-                ),
+                is_segment_span=bool(val.get("parent_span_id") is None or val.get("is_segment")),
             )
 
             spans.append(span)

src/sentry/spans/consumers/process_segments/convert.py

@@ -15,8 +15,6 @@
     "end_timestamp": "sentry.end_timestamp_precise",
     "event_id": "sentry.event_id",
     "hash": "sentry.hash",
-    # TODO(INGEST-612): Remove "is_remote" once Relay has stopped writing it.
-    "is_remote": "sentry.is_remote",
     "kind": "sentry.kind",
     "name": "sentry.name",
     "parent_span_id": "sentry.parent_span_id",