feat: gate WSS connections with connection gater

[weboko]

Summary

• move websocket security filtering to libp2p connection gater

Testing

• npm --prefix packages/sdk test (fails: Cannot find module '@waku/utils/dist/index.js')

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https://chatgpt.com/codex/tasks/task_e_68a637a42474833194898b0f631a90f6

[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
Waku node	71.22 KB (0%)	1.5 s (0%)	1.9 s (+39.81% 🔺)	3.3 s
Waku Simple Light Node	122.72 KB (+0.18% 🔺)	2.5 s (+0.18% 🔺)	2.2 s (+9.21% 🔺)	4.7 s
ECIES encryption	22.52 KB (0%)	451 ms (0%)	707 ms (-3.97% 🔽)	1.2 s
Symmetric encryption	21.96 KB (0%)	440 ms (0%)	829 ms (+20.52% 🔺)	1.3 s
DNS discovery	51.64 KB (0%)	1.1 s (0%)	1.2 s (+5.8% 🔺)	2.2 s
Peer Exchange discovery	52.48 KB (0%)	1.1 s (0%)	1.4 s (+64.81% 🔺)	2.4 s
Peer Cache Discovery	46.08 KB (0%)	922 ms (0%)	2 s (+81.04% 🔺)	2.9 s
Privacy preserving protocols	53.64 KB (0%)	1.1 s (0%)	1.2 s (-28.22% 🔽)	2.3 s
Waku Filter	55.51 KB (0%)	1.2 s (0%)	1.3 s (-6.28% 🔽)	2.4 s
Waku LightPush	53.03 KB (0%)	1.1 s (0%)	1.3 s (+29.9% 🔺)	2.4 s
History retrieval protocols	59.4 KB (0%)	1.2 s (0%)	1.4 s (+21.95% 🔺)	2.6 s
Deterministic Message Hashing	28.42 KB (0%)	569 ms (0%)	856 ms (+26.4% 🔺)	1.5 s