e1q: hide custom kernel

The Native Detector detects a custom kernel by specific words in the kernel name.

arch/arm64/configs/e1q_gki_defconfig

@@ -30,7 +30,7 @@ CONFIG_INIT_ENV_ARG_LIMIT=32
 # CONFIG_COMPILE_TEST is not set
 CONFIG_WERROR=y
 CONFIG_UAPI_HEADER_TEST=y
-CONFIG_LOCALVERSION="-ksu"
+CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
 CONFIG_BUILD_SALT=""
 CONFIG_DEFAULT_INIT=""