chore(spans): Remove span.group_raw from allow list (#62746)

There are no uses of group_raw anywhere

src/sentry/utils/snuba.py

@@ -117,7 +117,6 @@ SPAN_COLUMN_MAP = {
     "span.domain": "domain",
     "span.duration": "duration",
     "span.group": "group",
-    "span.group_raw": "group_raw",
     "span.module": "module",
     "span.op": "op",
     "span.self_time": "exclusive_time",

tests/snuba/api/endpoints/test_organization_events_span_indexed.py

@@ -56,7 +56,6 @@ class OrganizationEventsSpanIndexedEndpointTest(OrganizationEventsEndpointTestBa
                 "span_id": uuid4().hex[:16],
                 "parent_span_id": uuid4().hex[:16],
                 "segment_id": uuid4().hex[:16],
-                "group_raw": uuid4().hex[:16],
                 "profile_id": uuid4().hex,
                 # Multiply by 1000 cause it needs to be ms
                 "start_timestamp_ms": int(start_ts.timestamp() * 1000),