Upgrade ai3/go-common

go.mod

go.sum

vendor/git.autistici.org/ai3/go-common/go.mod

vendor/git.autistici.org/ai3/go-common/go.sum

vendor/git.autistici.org/ai3/go-common/tracing/tracing.go

vendor/go.opentelemetry.io/contrib/propagators/b3/LICENSE

...r/go.opentelemetry.io/contrib/propagators/b3/b3_config.go

....opentelemetry.io/contrib/propagators/b3/b3_propagator.go

vendor/go.opentelemetry.io/contrib/propagators/b3/context.go

vendor/go.opentelemetry.io/contrib/propagators/b3/doc.go

vendor/go.opentelemetry.io/contrib/propagators/b3/go.mod

vendor/go.opentelemetry.io/contrib/propagators/b3/go.sum

vendor/go.opentelemetry.io/contrib/propagators/b3/version.go

vendor/modules.txt