feat: add HealthIndicator with simplified logic and testing

[weboko]

Problem / Description

After recent refactoring HealthManager E2E tests and implementation we broken and out of sync.

Solution

This PR consolidates logic of health state defined in the spec, moves it into SDK level, lightens it's testing only with unit tests and

Notes

• Resolves feat: HealthManager should provide an events-based API #2198 and feat: HealthManager should be used for all protocol-level & overall health status #2197

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Checklist

• Code changes are covered by unit tests.
• Code changes are covered by e2e tests, if applicable.
• Dogfooding has been performed, if feasible.
• A test version has been published, if required.
• All CI checks pass successfully.

[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
Waku node	84.73 KB (+0.16% 🔺)	1.7 s (+0.16% 🔺)	8.6 s (-24.5% 🔽)	10.3 s
Waku Simple Light Node	135.69 KB (+0.02% 🔺)	2.8 s (+0.02% 🔺)	13.9 s (+53.06% 🔺)	16.6 s
ECIES encryption	22.81 KB (+0.34% 🔺)	457 ms (+0.34% 🔺)	3.5 s (-30.22% 🔽)	3.9 s
Symmetric encryption	22.23 KB (+0.02% 🔺)	445 ms (+0.02% 🔺)	2.5 s (-29.37% 🔽)	2.9 s
DNS discovery	70.81 KB (+0.03% 🔺)	1.5 s (+0.03% 🔺)	11.9 s (+27.8% 🔺)	13.3 s
Peer Exchange discovery	71.71 KB (-0.12% 🔽)	1.5 s (-0.12% 🔽)	7.6 s (-14.21% 🔽)	9.1 s
Local Peer Cache Discovery	65.39 KB (+0.02% 🔺)	1.4 s (+0.02% 🔺)	9.7 s (+20.48% 🔺)	11 s
Privacy preserving protocols	76.53 KB (+0.02% 🔺)	1.6 s (+0.02% 🔺)	9 s (+19.85% 🔺)	10.6 s
Waku Filter	78.09 KB (-0.04% 🔽)	1.6 s (-0.04% 🔽)	11 s (-1.01% 🔽)	12.5 s
Waku LightPush	75.3 KB (-0.5% 🔽)	1.6 s (-0.5% 🔽)	11.8 s (+2.78% 🔺)	13.3 s
History retrieval protocols	75.72 KB (-0.07% 🔽)	1.6 s (-0.07% 🔽)	11.2 s (+109.98% 🔺)	12.7 s
Deterministic Message Hashing	7.33 KB (+0.04% 🔺)	147 ms (+0.05% 🔺)	2.2 s (-17.8% 🔽)	2.3 s