m7-common: torch: chmod to 0660

Chmod torch to 0660 per:
http://docs.omnirom.org/Developer_News#December_2013
https://gerrit.omnirom.org/#/c/5002

Change-Id: If35a2e8abb22ef2d67097f8c688a628fcaa586aa
Merge "m7-common: torch: chmod to 0660" into android-4.4