Update git.autistici.org/ai3/go-common digest to 811dad5

go.mod

go.sum

vendor/git.autistici.org/ai3/go-common/.gitlab-ci.yml

vendor/github.com/cenkalti/backoff/v4/.travis.yml

vendor/github.com/cenkalti/backoff/v4/README.md

vendor/github.com/cenkalti/backoff/v4/exponential.go

vendor/github.com/cenkalti/backoff/v4/retry.go

vendor/github.com/cespare/xxhash/v2/README.md

vendor/github.com/cespare/xxhash/v2/testall.sh

vendor/github.com/cespare/xxhash/v2/xxhash.go

vendor/github.com/cespare/xxhash/v2/xxhash_amd64.s

vendor/github.com/cespare/xxhash/v2/xxhash_arm64.s

vendor/github.com/cespare/xxhash/v2/xxhash_asm.go

vendor/github.com/cespare/xxhash/v2/xxhash_other.go

vendor/github.com/cespare/xxhash/v2/xxhash_safe.go

vendor/github.com/cespare/xxhash/v2/xxhash_unsafe.go

vendor/github.com/golang/protobuf/AUTHORS

vendor/github.com/golang/protobuf/CONTRIBUTORS

vendor/github.com/golang/protobuf/proto/buffer.go

vendor/github.com/golang/protobuf/proto/defaults.go