Merge "manifest: remove OpenWnn" into android-7.1

remove.xml

@@ -127,6 +127,7 @@
   <remove-project name="platform/packages/apps/Settings" />
   <remove-project name="platform/packages/apps/UnifiedEmail" />
   <remove-project name="platform/packages/inputmethods/LatinIME" />
+  <remove-project name="platform/packages/inputmethods/OpenWnn" />
   <remove-project name="platform/packages/providers/DownloadProvider" />
   <remove-project name="platform/packages/providers/MediaProvider" />
   <remove-project name="platform/packages/providers/TelephonyProvider" />