Add metadatatoken override to SymbolMethod (#54656)

* Add metadatatoken override to SymbolMethod

* Add test

Co-authored-by: Jan Kotas <[email protected]>

Author: KevinRansom

src/coreclr/System.Private.CoreLib/src/System/Reflection/Emit/SymbolMethod.cs

@@ -67,6 +67,8 @@ internal int GetToken(ModuleBuilder mod)
         #endregion
 
         #region MemberInfo Overrides
+        public override int MetadataToken => m_token;
+
         public override Module Module => m_module;
 
         public override Type? ReflectedType => m_containingType;

src/libraries/System.Reflection.Emit/tests/ModuleBuilder/ModuleBuilderGetArrayMethod.cs

@@ -137,6 +137,7 @@ private void VerifyGetArrayMethod(ModuleBuilder module, Type arrayClass, string
             Assert.Equal(methodName, method.Name);
             Assert.Equal(callingConvention, method.CallingConvention);
             Assert.Equal(returnType, method.ReturnType);
+            Assert.NotEqual(0, method.MetadataToken);
         }
     }
 }