fix build issue

Signed-off-by: Austin Yuan <shengquan.yuan@gmail.com>
diff --git a/va/va.h b/va/va.h
index ea5f9b8..76de2c7 100644
--- a/va/va.h
+++ b/va/va.h
@@ -227,7 +227,7 @@
     VAEntrypointMoComp		= 4,
     VAEntrypointDeblocking	= 5,
     VAEntrypointEncSlice	= 6,	/* slice level encode */
-    VAEntrypointEncSlice	= 7	/* pictuer encode, JPEG, etc */
+    VAEntrypointEncPicture 	= 7	/* pictuer encode, JPEG, etc */
 } VAEntrypoint;
 
 /* Currently defined configuration attribute types */