util/TemplateString: no indent after namespace

src/util/TemplateString.hxx

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2015-2016 Max Kellermann <max.kellermann@gmail.com>
+ * Copyright 2015-2020 Max Kellermann <max.kellermann@gmail.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -33,6 +33,7 @@
 #include <cstddef>
 
 namespace TemplateString {
+
 /**
  * Construct a null-terminated string from a list of chars.
  */
@@ -121,6 +122,7 @@ namespace TemplateString {
 
 template<>
 struct Concat<> : Empty {};
-}
+
+} // namespace TemplateString
 
 #endif