[PATCH] minor typo fix in templater's docstring

[TK Soh]

# HG changeset patch
# User TK Soh <teekaysoh at yahoo.com>
# Date 1176225868 18000
# Node ID 91cc4f1236f6cff951e0f5a2b86152d21502ac87
# Parent  1cc5fc1d0994d7ae17ed704b5b17fea43c43f379
minor typo fix in templater's docstring

diff -r 1cc5fc1d0994 -r 91cc4f1236f6 mercurial/templater.py
--- a/mercurial/templater.py    Mon Apr 09 04:57:25 2007 -0300
+++ b/mercurial/templater.py    Tue Apr 10 12:24:28 2007 -0500
@@ -27,7 +27,7 @@ class templater(object):
     is treated as name of template file.

     templater is asked to expand a key in map. it looks up key, and
-    looks for atrings like this: {foo}. it expands {foo} by looking up
+    looks for strings like this: {foo}. it expands {foo} by looking up
     foo in map, and substituting it. expansion is recursive: it stops
     when there is no more {foo} to replace.