fix: move experimental flag to server (#4959)

cli/root_test.go

@@ -17,7 +17,6 @@ import (
 
 	"github.com/coder/coder/buildinfo"
 	"github.com/coder/coder/cli"
-	"github.com/coder/coder/cli/cliflag"
 	"github.com/coder/coder/cli/clitest"
 	"github.com/coder/coder/codersdk"
 	"github.com/coder/coder/testutil"
@@ -230,19 +229,4 @@ func TestRoot(t *testing.T) {
 		// This won't succeed, because we're using the login cmd to assert requests.
 		_ = cmd.Execute()
 	})
-
-	t.Run("Experimental", func(t *testing.T) {
-		t.Parallel()
-
-		cmd, _ := clitest.New(t, "--experimental")
-		err := cmd.Execute()
-		require.NoError(t, err)
-		require.True(t, cli.ExperimentalEnabled(cmd))
-
-		cmd, _ = clitest.New(t, "help", "--verbose")
-		_ = cmd.Execute()
-		_, set := cliflag.IsSet(cmd, "verbose")
-		require.True(t, set)
-		require.ErrorContains(t, cli.EnsureExperimental(cmd, "verbose"), "--experimental")
-	})
 }