Enable system configuration validation by default.

Fixes:
   - By default, enable inventory check in HTX hardbootme test.
   - Rename the JSON and yaml files generated.
   - Users can choose inventory file names using
     PREV_INV_FILE_PATH variable.

Resolves openbmc/openc-test-automation#825
Change-Id: I215d210b28347bffa117d26ed001b825c19aea9e
Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
diff --git a/syslib/utils_os.robot b/syslib/utils_os.robot
index 0c62124..44521b4 100755
--- a/syslib/utils_os.robot
+++ b/syslib/utils_os.robot
@@ -26,8 +26,8 @@
 ...                    network  printer  tape
 
 # Inventory Paths of the JSON and YAML files
-${json_tmp_file_path}  ${EXECDIR}/inventory.json
-${yaml_file_path}      ${EXECDIR}/inventory.yaml
+${json_tmp_file_path}  ${EXECDIR}/inventory_temp_file.json
+${yaml_file_path}      ${EXECDIR}/inventory_temp_file.yaml