Fix accessing keyword for HTX bootme run

Multiple keyword conflict:
    utils.Get Os Release Info
    utils_os.Get Os Release Info

Change-Id: I346a11a5fe7807117fce5e3a25baf33bd4b2db0b
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/systest/htx_hardbootme_test.robot b/systest/htx_hardbootme_test.robot
index b2399d4..ea7532c 100755
--- a/systest/htx_hardbootme_test.robot
+++ b/systest/htx_hardbootme_test.robot
@@ -245,7 +245,7 @@
     Delete All Error Logs
     Tool Exist  htxcmdline
 
-    ${os_release_info}=  Get OS Release Info
+    ${os_release_info}=  utils_os.Get OS Release Info
     Rprint Vars  os_release_info  fmt=1
 
     # Shutdown if HTX is running.