Fix for ITS test 3 issue #17
Fix for ITS test 3 issue #17

- Dynamically allocate memory for streamID for ITS test 3.

Signed-off-by: amr01 <b9dbd1c2858d987e3a8ffa36357cc89b3ac5a75e@arm.com>

ARM-software/bsa-acs,ARM-software/bsa-acs