[locale.id] Add missing \tcode

tkoeppe · tkoeppe · commit d557517f82a3 · 2015-11-19T18:42:44.000Z
diff --git a/source/locales.tex b/source/locales.tex
@@ -546,7 +546,7 @@
 \end{codeblock}
 
 \pnum
-The class locale::id provides identification of a locale facet
+The class \tcode{locale::id} provides identification of a locale facet
 interface, used as an index for lookup
 and to encapsulate initialization.
 
