Include mm-dash in the default manifest

* Now that most new qcoms use mm-dash, it makes sense to sync it by default

Change-Id: I43531d3bf01c7b11951b8fc74d0eca1ec1591d93
diff --git a/default.xml b/default.xml
index ba97fb9..f87d85f 100644
--- a/default.xml
+++ b/default.xml
@@ -98,6 +98,7 @@
   <project path="external/lzma" name="CyanogenMod/android_external_lzma" />
   <project path="external/lzo" name="CyanogenMod/android_external_lzo" />
   <project path="external/mksh" name="CyanogenMod/android_external_mksh" groups="pdk" />
+  <project path="external/mm-dash" name="CyanogenMod/android_external_mm-dash" />
   <project path="external/nano" name="CyanogenMod/android_external_nano" />
   <project path="external/nist-sip" name="CyanogenMod/android_external_nist-sip" groups="pdk-cw-fs" />
   <project path="external/ntfs-3g" name="CyanogenMod/android_external_ntfs-3g" />