missing newline

Author: zero9178

mlir/unittests/IR/InterfaceTest.cpp

@@ -68,4 +68,4 @@ TEST(InterfaceTest, TestCustomClassOf) {
   EXPECT_TRUE(isa<TestOptionallyImplementedOpInterface>(*op));
   op.setImplementsInterface(false);
   EXPECT_FALSE(isa<TestOptionallyImplementedOpInterface>(*op));
-}
+}