Honor TARGET_NO_RECOVERY flag.

Don't generate recovery.img when calling 'make dist' if
TARGET_NO_RECOVERY is set. The build system passes the flag to the
packaging script which then generates recovery.img conditionally.

Bug: 25329471
Change-Id: Ia7f08943834ee39e781d7e9b5beb1b31d95a73d9
(cherry picked from commit db45efa64764c1de5c007384ab172ad817e1d295)
4 files changed