fix spelling in main directory

Signed-off-by: Dong Xu Wang <wdongxu@linux.vnet.ibm.com>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
diff --git a/hppa-dis.c b/hppa-dis.c
index 435da73..420a7d2 100644
--- a/hppa-dis.c
+++ b/hppa-dis.c
@@ -564,7 +564,7 @@
  */
 
 /* There are two kinds of delay slot nullification: normal which is
- * controled by the nullification bit, and conditional, which depends
+ * controlled by the nullification bit, and conditional, which depends
  * on the direction of the branch and its success or failure.
  *
  * NONE is unfortunately #defined in the hiux system include files.