configs/orangepi_pc_defconfig: bump Linux kernel to 6.1.91

Linux 6.6.x crashes during boot, so stick to 6.1.x for now.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

configs/orangepi_pc_defconfig

@@ -1,7 +1,7 @@
 BR2_arm=y
 BR2_cortex_a7=y
 BR2_ARM_FPU_VFPV4=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_5_10=y
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_6_1=y
 BR2_TARGET_GENERIC_HOSTNAME="OrangePi_PC"
 BR2_TARGET_GENERIC_ISSUE="Welcome to Buildroot for the Orange Pi PC"
 BR2_SYSTEM_DHCP="eth0"
@@ -10,7 +10,7 @@ BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="-c $(BINARIES_DIR)/genimage.cfg"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.10.217"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.1.91"
 BR2_LINUX_KERNEL_DEFCONFIG="sunxi"
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="board/orangepi/orangepi-pc/linux.fragment"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y