fixup tests

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

graphql/graphql.proto

@@ -9,45 +9,45 @@ import "google/protobuf/descriptor.proto";
 // TODO: Email protobuf-global-extension-registry@google.com to get an extension ID.
 
 extend google.protobuf.MethodOptions {
-    optional Rpc rpc = 65030;
+    Rpc rpc = 65030;
 }
 
 extend google.protobuf.ServiceOptions {
-    optional Svc svc = 65030;
+    Svc svc = 65030;
 }
 
 extend google.protobuf.FieldOptions {
-    optional Field field = 65030;
+    Field field = 65030;
 }
 
 extend google.protobuf.OneofOptions {
-    optional Oneof oneof = 65030;
+    Oneof oneof = 65030;
 }
 
 message Oneof {
-    optional bool ignore = 4;
-    optional string name = 5;
+    bool ignore = 4;
+    string name = 5;
 }
 
 message Field {
-    optional bool required = 1;
-    optional string params = 2;
-    optional string dirs = 3;
-    optional bool ignore = 4;
-    optional string name = 5;
+    bool required = 1;
+    string params = 2;
+    string dirs = 3;
+    bool ignore = 4;
+    string name = 5;
 }
 
 message Rpc {
-    optional Type type = 1;
-    optional bool ignore = 2;
-    optional string name = 3;
+    Type type = 1;
+    bool ignore = 2;
+    string name = 3;
 }
 
 message Svc {
-    optional Type type = 1;
-    optional bool ignore = 2;
-    optional string name = 3;
-    optional Upstream upstream = 4;
+    Type type = 1;
+    bool ignore = 2;
+    string name = 3;
+    Upstream upstream = 4;
 }
 
 enum Type {