feat: remove the unimplemented flag from UpdateStore request

Author: rhamzeh

docs/openapiv2/apidocs.swagger.json

@@ -4,7 +4,6 @@ package openfga.v1;
 
 import "google/api/annotations.proto";
 import "google/api/field_behavior.proto";
-import "google/api/visibility.proto";
 import "google/protobuf/struct.proto";
 import "google/protobuf/timestamp.proto";
 import "google/protobuf/wrappers.proto";
@@ -821,8 +820,6 @@ service OpenFGAService {
   }
 
   rpc UpdateStore(UpdateStoreRequest) returns (UpdateStoreResponse) {
-    option (google.api.method_visibility).restriction = "UNIMPLEMENTED";
-
     option (google.api.http) = {
       patch: "/stores/{store_id}"
       body: "*"