Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

gha: update go versions

While testing some code under `-race` flag, the race detector flagged a
data race on `spdystream.Ping` code path.

```
==================
WARNING: DATA RACE
Read at 0x00c012a966a8 by goroutine 483923:
  github.com/moby/spdystream.(*Connection).handlePingFrame()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:615 +0x3e
  github.com/moby/spdystream.(*Connection).frameHandler()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:432 +0x144
  github.com/moby/spdystream.(*Connection).Serve.func2()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:331 +0xa6
  github.com/moby/spdystream.(*Connection).Serve.func4()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:332 +0x47

Previous write at 0x00c012a966a8 by goroutine 483918:
  github.com/moby/spdystream.(*Connection).Ping()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:281 +0x117
  github.com/moby/spdystream.(*Connection).Ping-fm()
      <autogenerated>:1 +0x39
  k8s.io/apimachinery/pkg/util/httpstream/spdy.(*connection).sendPings()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/connection.go:197 +0x1b6
  k8s.io/apimachinery/pkg/util/httpstream/spdy.newConnection.func2()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/connection.go:96 +0x47

Goroutine 483923 (running) created at:
  github.com/moby/spdystream.(*Connection).Serve()
      /go/pkg/mod/github.com/moby/spdystream@v0.2.0/connection.go:327 +0x9e
  k8s.io/apimachinery/pkg/util/httpstream/spdy.newConnection.func1()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/connection.go:94 +0x47

Goroutine 483918 (running) created at:
  k8s.io/apimachinery/pkg/util/httpstream/spdy.newConnection()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/connection.go:96 +0x34d
  k8s.io/apimachinery/pkg/util/httpstream/spdy.NewClientConnectionWithPings()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/connection.go:57 +0x224
  k8s.io/apimachinery/pkg/util/httpstream/spdy.(*SpdyRoundTripper).NewConnection()
      /go/pkg/mod/k8s.io/apimachinery@v0.26.3/pkg/util/httpstream/spdy/roundtripper.go:357 +0x644
  k8s.io/client-go/transport/spdy.Negotiate()
      /go/pkg/mod/k8s.io/client-go@v0.26.3/transport/spdy/spdy.go:98 +0x42d
  k8s.io/client-go/tools/remotecommand.(*streamExecutor).newConnectionAndStream()
      /go/pkg/mod/k8s.io/client-go@v0.26.3/tools/remotecommand/remotecommand.go:125 +0x2d7
  k8s.io/client-go/tools/remotecommand.(*streamExecutor).StreamWithContext()
      /go/pkg/mod/k8s.io/client-go@v0.26.3/tools/remotecommand/remotecommand.go:157 +0xbc
==================
```

This PR aims to fix the present data race.

Signed-off-by: Tiago Silva <tiago.silva@goteleport.com>

Signed-off-by: niqote <niqote@yandex-team.ru>

Fix Ping data-race

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Fix unit test races (carry #48)

Fixed data race in Stream.IsFInished()