kernel: bump 4.9 to 4.9.85

include/kernel-version.mk

...t/linux/ar71xx/patches-4.9/432-spi-rb4xx-spi-driver.patch

.../linux/ar71xx/patches-4.9/433-spi-rb4xx-cpld-driver.patch

target/linux/ar71xx/patches-4.9/435-spi-vsc7385_driver.patch

...ux/brcm2708/patches-4.9/950-0031-Add-dwc_otg-driver.patch

...Add-arm64-configuration-and-device-tree-differences.patch

...inux/generic/backport-4.9/011-kbuild-export-SUBARCH.patch

.../backport-4.9/090-net-generalize-napi_complete_done.patch

target/linux/generic/hack-4.9/202-reduce_module_size.patch

target/linux/generic/hack-4.9/207-disable-modorder.patch

target/linux/generic/hack-4.9/220-gc_sections.patch

...et/linux/generic/pending-4.9/201-extra_optimization.patch

...nux/generic/pending-4.9/812-pci-dwc-fix-enumeration.patch

...t/linux/generic/pending-4.9/890-uart_optional_sysrq.patch

...tches-4.9/0074-ipq806x-usb-Control-USB-master-reset.patch

.../820-qcom-ipq4019-Add-IPQ4019-USB-HS-SS-PHY-drivers.patch

...sb-dwc3-register-qca-ipq4019-dwc3-in-dwc3-of-simple.patch

...pi-lantiq-ssc-add-support-for-Lantiq-SSC-SPI-contro.patch

...x/layerscape/patches-4.9/702-pci-support-layerscape.patch

...x/layerscape/patches-4.9/817-usb-support-layerscape.patch