chore(deps): update helm release tailscale-operator to 1.90.6

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gitops/argocd/charts/vpn/tailscale/Chart.yaml

@@ -10,4 +10,4 @@ appVersion: 1.0.0
 dependencies:
 - name: tailscale-operator
   repository: https://pkgs.tailscale.com/helmcharts
-  version: 1.74.1
+  version: 1.90.6