build(deps): bump tailscale.com from 1.90.3 to 1.90.4

Bumps [tailscale.com](https://github.com/tailscale/tailscale) from 1.90.3 to 1.90.4.
- [Release notes](https://github.com/tailscale/tailscale/releases)
- [Commits](tailscale/tailscale@v1.90.3...v1.90.4)

---
updated-dependencies:
- dependency-name: tailscale.com
  dependency-version: 1.90.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@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 v0.34.1
 	k8s.io/client-go v0.34.1
-	tailscale.com v1.90.3
+	tailscale.com v1.90.4
 	within.website/x v1.25.0
 )
 

go.sum

@@ -274,7 +274,7 @@ sigs.k8s.io/structured-merge-diff/v6 v6.3.0 h1:jTijUJbW353oVOd9oTlifJqOGEkUw2jB/
 sigs.k8s.io/structured-merge-diff/v6 v6.3.0/go.mod h1:M3W8sfWvn2HhQDIbGWj3S099YozAsymCo/wrT5ohRUE=
 sigs.k8s.io/yaml v1.6.0 h1:G8fkbMSAFqgEFgh4b1wmtzDnioxFCUgTZhlbj5P9QYs=
 sigs.k8s.io/yaml v1.6.0/go.mod h1:796bPqUfzR/0jLAl6XjHl3Ck7MiyVv8dbTdyT3/pMf4=
-tailscale.com v1.90.3 h1:WnvdYRns6ufUww9l7aEqpr6wtP3VQ/Squnx6CxHtn1E=
-tailscale.com v1.90.3/go.mod h1:AgJNXfVABAj4tpBVyAY0Hjf6M3GRRCMYEnzLHV20zqk=
+tailscale.com v1.90.4 h1:stTOB7LtFFx3QzYIn9ibbw1LXdFNnGvlxf4pkZXfdx4=
+tailscale.com v1.90.4/go.mod h1:AgJNXfVABAj4tpBVyAY0Hjf6M3GRRCMYEnzLHV20zqk=
 within.website/x v1.25.0 h1:bSqxVWCBDasLRCXENCITrjA67OnmBqiSBlQPQmMpU4Q=
 within.website/x v1.25.0/go.mod h1:Ip148WJ7CvUhgpXxvK0jboPXGDxLrtdkFSQNcuNyGGI=