re-enable CONFIG_SQUASHFS_DECOMP_MULTI optimization

This kernel option was renamed in Linux 6.2.

related to #540

Author: stapelberg

cmd/gokr-build-kernel/build.go

@@ -199,7 +199,8 @@ CONFIG_CLK_RASPBERRYPI=y
 CONFIG_ARM_RASPBERRYPI_CPUFREQ=y
 
 # This reduces the boot-to-fbstatus time from 35s to 13s!
-CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU=y
+CONFIG_SQUASHFS_DECOMP_MULTI=y
+CONFIG_SQUASHFS_COMPILE_DECOMP_MULTI=y
 
 # For runc:
 CONFIG_BPF_SYSCALL=y