[clang-format][NFC] Fix test case format

Author: owenca

clang/unittests/Format/TokenAnnotatorTest.cpp

@@ -1187,8 +1187,8 @@ TEST_F(TokenAnnotatorTest, UnderstandsRequiresClausesAndConcepts) {
   EXPECT_TOKEN(Tokens[33], tok::identifier, TT_Unknown);
 
   Tokens =
-      annotate("template<typename T>\n"
-               "requires (C1<T> && (C21<T> || C22<T> && C2e<T>) && C3<T>)\n"
+      annotate("template <typename T>\n"
+               "  requires(C1<T> && (C21<T> || C22<T> && C2e<T>) && C3<T>)\n"
                "struct Foo;");
   ASSERT_EQ(Tokens.size(), 38u) << Tokens;
   EXPECT_TOKEN(Tokens[5], tok::kw_requires, TT_RequiresClause);