fix language-specific tests broken by adding a third fruit to oneOf test

Author: fkellner

modules/openapi-generator/src/test/java/org/openapitools/codegen/ruby/RubyClientCodegenTest.java

@@ -368,6 +368,7 @@ public void oneOfTest() {
         Set<String> oneOf = new TreeSet<String>();
         oneOf.add("Apple");
         oneOf.add("Banana");
+        oneOf.add("Orange");
         Assert.assertEquals(fruit.oneOf, oneOf);
     }
 

modules/openapi-generator/src/test/resources/3_0/protobuf-schema/fruitOneOf.proto

@@ -14,14 +14,13 @@ package openapitools;
 
 import public "models/apple.proto";
 import public "models/banana.proto";
+import public "models/orange.proto";
 
 message Fruit {
 
     oneof fruit {
         Apple apple = 93029210;
-
         Banana banana = 322613405;
-
+        Orange orange = 471980499;
     }
-
 }