chore(deps): bump github.com/sideshow/apns2 from 0.20.0 to 0.23.0

Bumps [github.com/sideshow/apns2](https://github.com/sideshow/apns2) from 0.20.0 to 0.23.0.
- [Release notes](https://github.com/sideshow/apns2/releases)
- [Commits](sideshow/apns2@v0.20.0...v0.23.0)

---
updated-dependencies:
- dependency-name: github.com/sideshow/apns2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -74,7 +74,7 @@ require (
 	github.com/pseudomuto/protoc-gen-doc v1.5.1
 	github.com/rivo/tview v0.0.0-20200712113419-c65badfc3d92
 	github.com/shibukawa/configdir v0.0.0-20170330084843-e180dbdc8da0
-	github.com/sideshow/apns2 v0.20.0
+	github.com/sideshow/apns2 v0.23.0
 	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
 	github.com/stretchr/testify v1.8.0
 	github.com/tailscale/depaware v0.0.0-20210622194025-720c4b409502
@@ -137,7 +137,6 @@ require (
 	github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
 	github.com/dgraph-io/badger v1.6.2 // indirect
 	github.com/dgraph-io/ristretto v0.0.3 // indirect
-	github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/dustin/go-humanize v1.0.0 // indirect
 	github.com/eclipse/paho.mqtt.golang v1.4.2 // indirect
@@ -165,6 +164,7 @@ require (
 	github.com/gobuffalo/here v0.6.2 // indirect
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
 	github.com/goki/freetype v0.0.0-20181231101311-fa8a33aabaff // indirect
+	github.com/golang-jwt/jwt/v4 v4.4.1 // indirect
 	github.com/golang/glog v1.0.0 // indirect
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/mock v1.6.0 // indirect