chore: minor changes before alpha release (#1601)

Part of ooni/probe#2722

docs/releasing.md

@@ -65,7 +65,7 @@ version that is compatible with our dependencies.
 We should additionally update the `toolchain` line inside of `go.mod` to use the
 specific toolchain we want to use. (The `toolchain` mechanism was introduced by
 Go 1.21.0 and it may be that we can now use just the `toolchain` instead of
-using the `GOVERSIOn` file; this should eventually be investigated.)
+using the `GOVERSION` file; this should eventually be investigated.)
 
 After updating `GOVERSION` and `go.mod`, we need to update our stdlib forks:
 

internal/experiment/tlsmiddlebox/syscall_unix.go

@@ -8,8 +8,8 @@ package tlsmiddlebox
 
 import (
 	"net"
-	"syscall"
 	"strings"
+	"syscall"
 )
 
 // SetTTL sets the IP TTL field for the underlying net.TCPConn

internal/experiment/tlsmiddlebox/syscall_windows.go

@@ -8,8 +8,8 @@ package tlsmiddlebox
 
 import (
 	"net"
-	"syscall"
 	"strings"
+	"syscall"
 )
 
 // SetTTL sets the IP TTL field for the underlying net.TCPConn

internal/webconnectivityalgo/calltesthelpers_test.go

@@ -235,9 +235,6 @@ func TestSessionCallWebConnectivityTestHelper(t *testing.T) {
 	})
 
 	t.Run("with two test helpers where the first one times out the connection and the second works", func(t *testing.T) {
-		// TODO(bassosimone): the utility of this test will become more obvious
-		// once we switch this specific test to using httpclientx.
-
 		// create a local test server1 that resets the connection after a ~long delay
 		server1 := testingx.MustNewHTTPServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			select {