This is a new bugfix release for snapd.
The highlights:
- daemon, vendor: bump github.com/coreos/go-systemd/activation, handle API changes
- snapstate: update fontconfig caches on install
- overlord,daemon: mock security backends for testing
- sanity, spread, tests: add CentOS
- Revert "cmd/snap, tests/main/snap-info: highlight the current channel"
- cmd/snap: add nanosleep to blacklisted syscalls when running with --strace
- tests: add regression test for LP #1803535
- snap-update-ns: fix trailing slash bug on trespassing error
- interfaces/builtin/opengl: allow reading /etc/OpenCL/vendors
- cmd/snap-confine: nvidia: pick up libnvidia-opencl.so
- interfaces/opengl: add additional accesses for cuda
This release will help performance problems with some snap/host combinations when the fontconfig caches are not matching.