go.mod: update to go1.21 and tailscale to latest HEAD

Signed-off-by: Will Norris <will@tailscale.com>

Author: willnorris

go.mod

@@ -1,11 +1,11 @@
 module github.com/tailscale/caddy-tailscale
 
-go 1.20
+go 1.21
 
 require (
 	github.com/caddyserver/caddy/v2 v2.7.3
 	go.uber.org/zap v1.25.0
-	tailscale.com v1.46.1
+	tailscale.com v1.1.1-0.20230810153433-3d56cafd7d23
 )
 
 require (
@@ -39,6 +39,7 @@ require (
 	github.com/chzyer/readline v1.5.1 // indirect
 	github.com/coreos/go-iptables v0.6.0 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
+	github.com/dblohm7/wingoes v0.0.0-20230803162905-5c6286bb8c6e // indirect
 	github.com/dgraph-io/badger v1.6.2 // indirect
 	github.com/dgraph-io/badger/v2 v2.2007.4 // indirect
 	github.com/dgraph-io/ristretto v0.1.0 // indirect
@@ -60,12 +61,12 @@ require (
 	github.com/google/cel-go v0.15.1 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/nftables v0.1.1-0.20230115205135-9aa6fdf5a28c // indirect
-	github.com/google/pprof v0.0.0-20210720184732-4bb14d4b1be1 // indirect
+	github.com/google/pprof v0.0.0-20230808223545-4887780b67fb // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/hdevalence/ed25519consensus v0.1.0 // indirect
 	github.com/huandu/xstrings v1.4.0 // indirect
 	github.com/illarion/gonotify v1.0.1 // indirect
-	github.com/imdario/mergo v0.3.15 // indirect
+	github.com/imdario/mergo v0.3.16 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/insomniacslk/dhcp v0.0.0-20230407062729-974c6f05fe16 // indirect
 	github.com/jackc/chunkreader/v2 v2.0.1 // indirect
@@ -99,24 +100,24 @@ require (
 	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/go-ps v1.0.0 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
-	github.com/onsi/ginkgo/v2 v2.9.5 // indirect
+	github.com/onsi/ginkgo/v2 v2.11.0 // indirect
 	github.com/pierrec/lz4/v4 v4.1.17 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/prometheus/client_golang v1.15.1 // indirect
+	github.com/prometheus/client_golang v1.16.0 // indirect
 	github.com/prometheus/client_model v0.4.0 // indirect
-	github.com/prometheus/common v0.42.0 // indirect
-	github.com/prometheus/procfs v0.9.0 // indirect
+	github.com/prometheus/common v0.44.0 // indirect
+	github.com/prometheus/procfs v0.11.1 // indirect
 	github.com/quic-go/qpack v0.4.0 // indirect
-	github.com/quic-go/qtls-go1-20 v0.3.1 // indirect
-	github.com/quic-go/quic-go v0.37.3 // indirect
+	github.com/quic-go/qtls-go1-20 v0.3.2 // indirect
+	github.com/quic-go/quic-go v0.37.4 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/shopspring/decimal v1.2.0 // indirect
 	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
 	github.com/slackhq/nebula v1.6.1 // indirect
 	github.com/smallstep/certificates v0.24.3-rc.5 // indirect
 	github.com/smallstep/nosql v0.6.0 // indirect
 	github.com/smallstep/truststore v0.12.1 // indirect
-	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/cast v1.5.1 // indirect
 	github.com/spf13/cobra v1.7.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/stoewer/go-strcase v1.2.0 // indirect
@@ -140,17 +141,17 @@ require (
 	go.step.sm/linkedca v0.20.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go4.org/mem v0.0.0-20220726221520-4f986261bf13 // indirect
-	go4.org/netipx v0.0.0-20230303233057-f1b76eb4bb35 // indirect
-	golang.org/x/crypto v0.11.0 // indirect
-	golang.org/x/exp v0.0.0-20230425010034-47ecfdc1ba53 // indirect
-	golang.org/x/mod v0.11.0 // indirect
-	golang.org/x/net v0.12.0 // indirect
+	go4.org/netipx v0.0.0-20230728180743-ad4cb58a6516 // indirect
+	golang.org/x/crypto v0.12.0 // indirect
+	golang.org/x/exp v0.0.0-20230810033253-352e893a4cad // indirect
+	golang.org/x/mod v0.12.0 // indirect
+	golang.org/x/net v0.14.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.10.0 // indirect
-	golang.org/x/term v0.10.0 // indirect
-	golang.org/x/text v0.11.0 // 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 v0.3.0 // indirect
-	golang.org/x/tools v0.10.0 // indirect
+	golang.org/x/tools v0.12.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
 	golang.zx2c4.com/wireguard/windows v0.5.3 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20230706204954-ccb25ca9f130 // indirect