The following scripts use `bash` specific variable `${BASH_SOURCE[0]}`
so this doesn't work correct in case when `/bin/sh` isn't `bash`.
Test: repo upload bionic
Change-Id: I12ce0666f9404107dceb03960bad4ec11b14ba2d
Signed-off-by: Sergii Piatakov <sergii.piatakov@globallogic.com>