Remove syslib and migrate to lib

Changes:
   - Move files to lib and rename to align to lib naming
   - Update test suites using it.

Tested:
  - Test on sandbox with robot --dryrun to make sure
    the linkage is not broken.

Change-Id: I586c06dd3c4e544d87d130c3331886016af66437
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/systest/network_stability_test.robot b/systest/network_stability_test.robot
index d5e26d8..6f52ff0 100755
--- a/systest/network_stability_test.robot
+++ b/systest/network_stability_test.robot
@@ -2,7 +2,7 @@
 Documentation    Module to test network stability.
 ...              By default running HTX mdt.bu profile for stress test.
 
-Resource         ../syslib/utils_os.robot
+Resource         ../lib/os_utilities.robot
 Library          ../lib/os_utils_keywords.py
 
 Test Setup      Test Setup Execution