SWDEV-323670 - RPM: Remove symlinks during upgrade as well

During RPM upgrade, lib/libOpenCL.so* files/symlinks from the previous
installed version are not removed.
This change will remove those symlinks as part of the RPM remove
or upgrade operation.

Signed-off-by: Saravanan Solaiyappan <saravanan.solaiyappan@amd.com>
Change-Id: Ia943407052ec24911756042a5f9839a605522443

opencl/packaging/rocm-ocl-icd.rpm_postun

@@ -1,4 +1,6 @@
-if [ $1 -eq 0 ]; then
+if [ $1 -le 1 ]; then
+  # Below files will be removed during remove | upgrade operation
+
   rm -f /etc/ld.so.conf.d/10-rocm-opencl.conf && ldconfig
   rm -f /etc/OpenCL/vendors/@OPENCL_AMD_ICD_FILE@
   rm -f @ROCM_PATH@/lib/libOpenCL.so