Fix typo in markdown config documentation

Change-Id: I2c69629b5a3211edc573c71dedbe42c46f02efd1
diff --git a/Documentation/config.md b/Documentation/config.md
index 27db57a..dc7977d 100644
--- a/Documentation/config.md
+++ b/Documentation/config.md
@@ -61,7 +61,7 @@
   Markdown behavior.  Default is true.
 
 * `autolink`: automatically convert plain URLs and email
-  addresses into links. Default follows `gihubFlavor`.
+  addresses into links. Default follows `githubFlavor`.
 
 * `blocknote`: Gitiles style note/promo/aside blocks to raise
   awareness to important content. Default false.