Fix manifest typo

Change-Id: I3093f8aae029f3c62d1a6db17ca0f1d6b3609e87
diff --git a/manifest.xml b/manifest.xml
index 108e97a..907b617 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -3,7 +3,7 @@
   <imports>
   </imports>
   <projects>
-    <-- Self-reference; cannot be put in root checkout !->
+    <-- Self-reference; cannot be put in root checkout !-->
     <project
         name="fontdata"
         path="fontdata"