tools: add coverage support to test scripts
This patch adds coverage option in both check_framework.py
and check_module_utest.py
scripts. This update allows
enabling code coverage reporting via the --coverage
flag.
Signed-off-by: Leandro Belli leandro.belli@arm.com Change-Id: I98bee9053b6664689f1e31de6ae204c39358e0bc