chore(.github): remove enocom from CODEOWNERS
Now is the official owner of these libraries.
# Default owner for all directories not owned by others
* @googleapis/yoshi-go-admins
-/bigtable/ @enocom @dmahugh @tritone @telpirion @googleapis/api-bigtable @googleapis/yoshi-go-admins
+/bigtable/ @dmahugh @tritone @telpirion @googleapis/api-bigtable @googleapis/yoshi-go-admins
/bigtable/cmd/cbt @garye @igorbernstein2 @googleapis/api-bigtable @googleapis/yoshi-go-admins
/bigtable/cmd/emulator @garye @igorbernstein2 @googleapis/api-bigtable @googleapis/yoshi-go-admins
/bigtable/bttest @garye @igorbernstein2 @googleapis/api-bigtable @googleapis/yoshi-go-admins
/bigquery/ @googleapis/api-bigquery @googleapis/yoshi-go-admins
-/datastore/ @enocom @dmahugh @tritone @telpirion @googleapis/yoshi-go-admins
-/firestore/ @enocom @dmahugh @tritone @telpirion @googleapis/yoshi-go-admins
+/datastore/ @dmahugh @tritone @telpirion @googleapis/yoshi-go-admins
+/firestore/ @dmahugh @tritone @telpirion @googleapis/yoshi-go-admins
/pubsub/ @googleapis/api-pubsub @googleapis/yoshi-go-admins
/pubsublite/ @googleapis/api-pubsub @googleapis/yoshi-go-admins
/spanner/ @googleapis/api-spanner-go @googleapis/yoshi-go-admins
