Revert "igt_command_line.sh: Abort if run as root"

This reverts commit 845c9fb4.

To unblock GitLab's CI while a proper solution is in the works.

Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>

tests/igt_command_line.sh

@@ -100,10 +100,6 @@ check_test ()
 	./$test --run-subtest invalid-subtest > /dev/null 2>&1 && fail $test
 }
 
-if [ "$EUID" -eq 0 ]; then
-    fail "Don't run $0 as root. It executes igt_fixture blocks."
-fi
-
 TESTLISTFILE="$tests_dir/test-list.txt"
 if [ ! -r "$TESTLISTFILE" ]; then
 	tests_dir="tests"