Remove default password hardcoding from test

Changes:
     - Removed root default password from resource
       file.
     - QEMU test CI script changes for reference
       https://gerrit.openbmc.org/c/openbmc/openbmc-build-scripts/+/67756

Tested:
    - Ran from sandbox with parameterize password input

Change-Id: I98d0fabbdf3a27a0b0298cf307ddf1f3fc0dea51
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/resource.robot b/lib/resource.robot
index 97440d4..e4291ef 100755
--- a/lib/resource.robot
+++ b/lib/resource.robot
@@ -26,8 +26,8 @@
 ${PORT}           ${EMPTY}
 # AUTH_SUFFIX here is derived from variables.py
 ${AUTH_URI}       https://${OPENBMC_HOST}${AUTH_SUFFIX}
-${OPENBMC_USERNAME}    root
-${OPENBMC_PASSWORD}    0penBmc
+${OPENBMC_USERNAME}        root
+${OPENBMC_PASSWORD}        ${EMPTY}
 ${OPENBMC_ADMIN_USERNAME}  admin
 ${OPENBMC_ADMIN_PASSWORD}  ${EMPTY}
 ${SERVICE_USER_PASSWORD}   ${EMPTY}
@@ -46,7 +46,7 @@
 ${CERT_DIR_PATH}       ${EMPTY}
 
 ${IPMI_USERNAME}       root
-${IPMI_PASSWORD}       0penBmc
+${IPMI_PASSWORD}       ${EMPTY}
 ${MACHINE_TYPE}    palmetto
 ${DBUS_POLL_INTERVAL}      15s
 ${OPENBMC_REBOOT_TIMEOUT}   ${10}