ffmemless: fix ffm_get_int_value return value on NULL
ffmemless: fix ffm_get_int_value return value on NULL

In case the given key is not found in props , default to min
value instead of 0 as there is no guarantee that 0 is on
the valid range of values.

Signed-off-by: Kalle Jokiniemi <00a0ccb0d5d1dac2286489d88c3bc125957675d2@jollamobile.com>

jusa/ngfd,jusa/ngfd,android-808/ngfd,android-808/ngfd,jusa/ngfd