Fix typo in kernel.mk
Fix typo in kernel.mk

Change-Id: I4f5b9424847c22ddeeba3d4c9429bd5a568a4ab3

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