Revert rollback Go version bump by Renovate

Author: JoTurk

go.mod

@@ -3,10 +3,8 @@ module github.com/pion/dtls/v3
 require (
 	github.com/pion/logging v0.2.3
 	github.com/pion/transport/v3 v3.0.7
-	golang.org/x/crypto v0.36.0
-	golang.org/x/net v0.37.0
+	golang.org/x/crypto v0.32.0
+	golang.org/x/net v0.34.0
 )
 
-go 1.23.0
-
-toolchain go1.24.1
+go 1.20

go.sum

@@ -2,7 +2,7 @@ github.com/pion/logging v0.2.3 h1:gHuf0zpoh1GW67Nr6Gj4cv5Z9ZscU7g/EaoC/Ke/igI=
 github.com/pion/logging v0.2.3/go.mod h1:z8YfknkquMe1csOrxK5kc+5/ZPAzMxbKLX5aXpbpC90=
 github.com/pion/transport/v3 v3.0.7 h1:iRbMH05BzSNwhILHoBoAPxoB9xQgOaJk+591KC9P1o0=
 github.com/pion/transport/v3 v3.0.7/go.mod h1:YleKiTZ4vqNxVwh77Z0zytYi7rXHl7j6uPLGhhz9rwo=
-golang.org/x/crypto v0.36.0 h1:AnAEvhDddvBdpY+uR+MyHmuZzzNqXSe/GvuDeob5L34=
-golang.org/x/crypto v0.36.0/go.mod h1:Y4J0ReaxCR1IMaabaSMugxJES1EpwhBHhv2bDHklZvc=
-golang.org/x/net v0.37.0 h1:1zLorHbz+LYj7MQlSf1+2tPIIgibq2eL5xkrGk6f+2c=
-golang.org/x/net v0.37.0/go.mod h1:ivrbrMbzFq5J41QOQh0siUuly180yBYtLp+CKbEaFx8=
+golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
+golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
+golang.org/x/net v0.34.0 h1:Mb7Mrk043xzHgnRM88suvJFwzVrRfHEHJEl5/71CKw0=
+golang.org/x/net v0.34.0/go.mod h1:di0qlW3YNM5oh6GqDGQr92MyTozJPmybPK4Ev/Gm31k=