appctype: move to types/appctype

Having a types package at the top level was almost certainly unintentional.

Signed-off-by: Tom DNetto <tom@tailscale.com>
Updates: https://github.com/tailscale/corp/issues/15038

appc/appc.go

@@ -13,9 +13,9 @@
 	"time"
 
 	"golang.org/x/net/dns/dnsmessage"
-	"tailscale.com/appctype"
 	"tailscale.com/metrics"
 	"tailscale.com/tailcfg"
+	"tailscale.com/types/appctype"
 	"tailscale.com/types/ipproto"
 	"tailscale.com/types/nettype"
 	"tailscale.com/util/clientmetric"

appc/appc_test.go

@@ -9,8 +9,8 @@
 
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
-	"tailscale.com/appctype"
 	"tailscale.com/tailcfg"
+	"tailscale.com/types/appctype"
 )
 
 func TestMakeConnectorsFromConfig(t *testing.T) {