fix(test): Make the malware detection detect Podman containers (#4012)

Signed-off-by: mhorky <[email protected]>
(cherry picked from commit 8a566fe)

insights/tests/client/apps/test_malware_detection.py

@@ -74,7 +74,7 @@
 IS_RHEL6 = sys.version_info < (2, 7)
 SKIP_IF_RHEL6_REASON = "The malware-detection client isn't supported on RHEL6 / python 2.6"
 # Is the best way to determine if we are running in a container?
-IS_CONTAINER = os.path.exists("/.dockerenv") or '1' not in call('pidof init systemd').strip().split()
+IS_CONTAINER = os.path.exists("/.dockerenv") or os.path.exists("/run/.containerenv") or '1' not in call('pidof init systemd').strip().split()
 SKIP_IF_CONTAINER_REASON = "This test uses running process that may not exist when run in a container"