build(deps): bump tailscale.com from 1.86.2 to 1.86.4 (#1001)

Bumps [tailscale.com](https://github.com/tailscale/tailscale) from 1.86.2 to 1.86.4.
- [Release notes](https://github.com/tailscale/tailscale/releases)
- [Commits](tailscale/tailscale@v1.86.2...v1.86.4)

---
updated-dependencies:
- dependency-name: tailscale.com
  dependency-version: 1.86.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

go.mod

@@ -19,7 +19,7 @@ require (
 	gopkg.in/mxpv/patreon-go.v1 v1.0.0-20171031001022-1d2f253ac700
 	k8s.io/apimachinery v0.33.3
 	k8s.io/client-go v0.33.3
-	tailscale.com v1.86.2
+	tailscale.com v1.86.4
 	within.website/x v1.24.0
 )
 

go.sum

@@ -271,7 +271,7 @@ sigs.k8s.io/structured-merge-diff/v4 v4.6.0 h1:IUA9nvMmnKWcj5jl84xn+T5MnlZKThmUW
 sigs.k8s.io/structured-merge-diff/v4 v4.6.0/go.mod h1:dDy58f92j70zLsuZVuUX5Wp9vtxXpaZnkPGWeqDfCps=
 sigs.k8s.io/yaml v1.4.0 h1:Mk1wCc2gy/F0THH0TAp1QYyJNzRm2KCLy3o5ASXVI5E=
 sigs.k8s.io/yaml v1.4.0/go.mod h1:Ejl7/uTz7PSA4eKMyQCUTnhZYNmLIl+5c2lQPGR2BPY=
-tailscale.com v1.86.2 h1:rZyR7vBqpFfQcei+vf69uaJXlJtcLGIub5Sftjs5Tbc=
-tailscale.com v1.86.2/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=
+tailscale.com v1.86.4 h1:KHAmLyzVn50t2P5877wohBU0UPVeIMHC9XDzRw4Ycz4=
+tailscale.com v1.86.4/go.mod h1:Lm8dnzU2i/Emw15r6sl3FRNp/liSQ/nYw6ZSQvIdZ1M=
 within.website/x v1.24.0 h1:4q4YazRzy3Vjgc1XCT44R9hBKjVfyXMQDyhyEEweNME=
 within.website/x v1.24.0/go.mod h1:T4TVqyOCa20PuGpx9Qi9VlH2wiMpT11RWDHMHyXgDXY=