Remove a couple tabs that crept in

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@262932 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/std/strings/basic.string/string.ops/string.accessors/data.pass.cpp b/test/std/strings/basic.string/string.ops/string.accessors/data.pass.cpp
index 9b9523e..9b66cb0 100644
--- a/test/std/strings/basic.string/string.ops/string.accessors/data.pass.cpp
+++ b/test/std/strings/basic.string/string.ops/string.accessors/data.pass.cpp
@@ -67,12 +67,12 @@
     }
 #endif
 #if TEST_STD_VER > 14
-	{
+    {
     typedef std::string S;
     S s1("");                     test_nonconst(s1);
     S s2("abcde");                test_nonconst(s2);
     S s3("abcdefghij");           test_nonconst(s3);
     S s4("abcdefghijklmnopqrst"); test_nonconst(s4);
-	}
+    }
 #endif
 }