fvp_common.sh: Use shutdown_on_eot=1 FVP option only for codecov on OpenCI

Because otherwise we're hitting cases when short-running, little-output
tests run too fast and FVP terminates, before LAVA can establish telnet
connection and capture the output.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I7243e241283ba5dcd794bd475b3aee1013b37202
1 file changed