qcom_utils: Only define QCOM_BOARD_PLATFORMS if compiling kernel inline
qcom_utils: Only define QCOM_BOARD_PLATFORMS if compiling kernel inline

	* If using prebuilt kernel KERNEL_OBJ/usr will not exist, thus
	  build will complain of dir missing during module compilation

	** Requires TARGET_USE_PREBUILT_KERNEL := true in BoardConfig for now

Signed-off-by: bmc08gt <887a8228e05e84eb3a9b8a540b20c83e10e6370e@gmail.com>
Change-Id: Iecd8c97e89504c60d2f01926318468ac7eb396f9

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