Update kernel

1 job for master in 19 minutes and 28 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #18535
img

00:19:28

 
Name Stage Failure
failed
img Test
* Failure 404 Not Found
thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: NotFound, error: StringError("https://static.redox-os.org/pkg/x86_64-unknown-redox/strace.sig not found") }', src/libcore/result.rs:997:5
note: Run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
mk/filesystem.mk:2: recipe for target 'build/filesystem.bin' failed
make[1]: Leaving directory '/builds/redox-os/redox'
make[1]: *** [build/filesystem.bin] Error 101
make: *** [ci-img] Error 2
Makefile:65: recipe for target 'ci-img' failed
ERROR: Job failed: exit code 1