add equals to intstr

src/IntstrIntOrString.cs

@@ -52,5 +52,23 @@ namespace k8s.Models
         {
             return new IntstrIntOrString(v);
         }
+
+        protected bool Equals(IntstrIntOrString other)
+        {
+            return string.Equals(Value, other.Value);
+        }
+
+        public override bool Equals(object obj)
+        {
+            if (ReferenceEquals(null, obj)) return false;
+            if (ReferenceEquals(this, obj)) return true;
+            if (obj.GetType() != this.GetType()) return false;
+            return Equals((IntstrIntOrString) obj);
+        }
+
+        public override int GetHashCode()
+        {
+            return (Value != null ? Value.GetHashCode() : 0);
+        }
     }
 }