default.xml: cm: Update to 6.0.1_r61

Ticket: CYNGNOS-3177

Change-Id: I89147394c1f067ff37198312ccde49394b17a53f
diff --git a/default.xml b/default.xml
index c727ff8..9255de0 100644
--- a/default.xml
+++ b/default.xml
@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch="https://android.googlesource.com"
            review="android-review.googlesource.com"
-           revision="refs/tags/android-6.0.1_r52" />
+           revision="refs/tags/android-6.0.1_r61" />
 
   <remote  name="github"
            fetch=".."