Updating Gcov test

Fixed Regression as SUSE need kernel-install-tools package which is needed for custom kernel install 

Signed-off-by: Praveen K Pandey <praveen@linux.vnet.ibm.com>

testcases/GcovSetup.py

@@ -66,7 +66,7 @@ def runTest(self):
             dep_packages.extend(["yum-utils", "tiny*"])
         elif self.distro_name == 'sles':
             self.installer = "zypper install"
-            dep_packages.extend(["hmaccalc", "flex", "libelf-devel", "libopenssl-devel", "pesign-obs-integration", "dwarves"])
+            dep_packages.extend(["hmaccalc", "flex", "libelf-devel", "libopenssl-devel", "pesign-obs-integration", "dwarves", "kernel-install-tools"])
             log.info("\n\nNeed to enable Unsupported Modules for Sles....\n")
             log.info("enabling Unsupported Modules for Sles....\n")
             file_path = '/lib/modprobe.d/10-unsupported-modules.conf'