meta(codeowners): Transfer processing tasks (#47018)

Update codeowners to reflect new team responsibilities.

.github/CODEOWNERS

@@ -36,7 +36,6 @@
 /src/sentry/web/api.py                                   @getsentry/owners-ingest
 /src/sentry/scripts/quotas/                              @getsentry/owners-ingest
 /src/sentry/scripts/tsdb/                                @getsentry/owners-ingest
-/src/sentry/tasks/store.py                               @getsentry/owners-ingest
 /src/sentry/tasks/relay.py                               @getsentry/owners-ingest
 /src/sentry/tasks/unmerge.py                             @getsentry/owners-ingest
 /tests/sentry/event_manager/                             @getsentry/owners-ingest
@@ -341,11 +340,10 @@ yarn.lock                                                @getsentry/owners-js-de
 /src/sentry/tasks/symbolication.py                                   @getsentry/owners-native
 /src/sentry/utils/appleconnect/                                      @getsentry/owners-native
 /tests/sentry/tasks/test_low_priority_symbolication.py               @getsentry/owners-native
-
-# Shared ownership of reprocessing as transitionary phase
-/src/sentry/tasks/reprocessing.py                                    @getsentry/owners-ingest @getsentry/owners-native
-/src/sentry/tasks/reprocessing2.py                                   @getsentry/owners-ingest @getsentry/owners-native
-/src/sentry/reprocessing2.py                                         @getsentry/owners-ingest @getsentry/owners-native
+/src/sentry/tasks/reprocessing.py                                    @getsentry/owners-processing
+/src/sentry/tasks/reprocessing2.py                                   @getsentry/owners-processing
+/src/sentry/reprocessing2.py                                         @getsentry/owners-processing
+/src/sentry/tasks/store.py                                           @getsentry/owners-processing
 ## End of Native