Update EC2 image to Ubuntu 22.04

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

Author: alexellis

controller.go

@@ -823,7 +823,7 @@ func getHostConfig(c *Controller, tunnel *inletsv1alpha1.Tunnel, service *corev1
 
 		host = provision.BasicHost{
 			Name:       tunnel.Name,
-			OS:         "ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-20210621",
+			OS:         "ubuntu/images/hvm-ssd/ubuntu-jammy-22.04-amd64-server-20230516",
 			Plan:       "t3.micro",
 			UserData:   base64.StdEncoding.EncodeToString([]byte(userData)),
 			Additional: additional,

go.mod

@@ -1,6 +1,6 @@
 module github.com/inlets/inlets-operator
 
-go 1.19
+go 1.20
 
 require (
 	github.com/google/go-cmp v0.5.9
@@ -74,15 +74,15 @@ require (
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/vultr/govultr/v2 v2.17.2 // indirect
 	go.opencensus.io v0.24.0 // indirect
-	golang.org/x/crypto v0.8.0 // indirect
-	golang.org/x/mod v0.10.0 // indirect
-	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/oauth2 v0.7.0 // indirect
-	golang.org/x/sys v0.7.0 // indirect
-	golang.org/x/term v0.7.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
-	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.8.0 // indirect
+	golang.org/x/crypto v0.12.0 // indirect
+	golang.org/x/mod v0.8.0 // indirect
+	golang.org/x/net v0.14.0 // indirect
+	golang.org/x/oauth2 v0.4.0 // indirect
+	golang.org/x/sys v0.11.0 // indirect
+	golang.org/x/term v0.11.0 // indirect
+	golang.org/x/text v0.12.0 // indirect
+	golang.org/x/time v0.0.0-20220922220347-f3bd1da661af // indirect
+	golang.org/x/tools v0.6.0 // indirect
 	google.golang.org/api v0.109.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20221227171554-f9683d7f8bef // indirect