icnss: icnss object file name change to compile as dlkm

icnss object file and source file names are same which will cause
issues during dlkm compilation. So change name of object file
and same name is used for module name.

Change-Id: I4dd772f79d2c1feff35797cef46ceae29dae1e6b
Signed-off-by: Karthik Kantamneni <vkantamn@codeaurora.org>