[locale] Fix excessive spacing.

Author: zygoloid

source/locales.tex

@@ -147,7 +147,7 @@
     template <class Facet> locale combine(const locale& other) const;
 
     // locale operations:
-    basic_string<char>                  name() const;
+    basic_string<char> name() const;
 
     bool operator==(const locale& other) const;
     bool operator!=(const locale& other) const;