core: don't add file deps for modules without any installed files
core: don't add file deps for modules without any installed files

Change-Id: I0acadb2ce287a1657d29dc787bd9b1c2f95aa918
Signed-off-by: Dima Zavin <bed3f98d0a894717be46c58ffa90302af9946688@android.com>

RR-msm7x30/platform_manifest,pranav01/platform_manifest,fallouttester/platform_manifest,xorware/android_build,see4ri/lolili,xorware/android_build,knone1/platform_manifest,xorware/android_build,Hybrid-Power/startsync,xorware/android_build,hagar006/platform_manifest,xorware/android_build,ND-3500/platform_manifest