fix(tailscale): list_auth_keys now returns all tailnet keys

GET /tailnet/{tailnet}/keys silently scopes to the caller's own
keys unless all=true is passed, contradicting the tool's stated
purpose of listing all auth keys in the tailnet.

Author: waleedlatif1

apps/sim/tools/tailscale/list_auth_keys.ts

@@ -48,7 +48,7 @@ export const tailscaleListAuthKeysTool: ToolConfig<
 
   request: {
     url: (params) =>
-      `https://api.tailscale.com/api/v2/tailnet/${encodeURIComponent(params.tailnet.trim())}/keys`,
+      `https://api.tailscale.com/api/v2/tailnet/${encodeURIComponent(params.tailnet.trim())}/keys?all=true`,
     method: 'GET',
     headers: (params) => ({
       Authorization: `Bearer ${params.apiKey.trim()}`,