chore!: bump protons from 5.1.0 to 7.0.2

[fryorcraken]

Notable change: optionality of singular fields and optional values.

See https://github.com/ipfs/protons/releases

Fixes #921

[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
Waku core	115.03 KB (-0.23% 🔽)	2.4 s (-0.23% 🔽)	1.8 s (-2.38% 🔽)	4.1 s
Waku default setup	386.85 KB (-0.13% 🔽)	7.8 s (-0.13% 🔽)	5.3 s (+74.07% 🔺)	13.1 s
ECIES encryption	27.88 KB (-0.85% 🔽)	558 ms (-0.85% 🔽)	1.1 s (+49.07% 🔺)	1.6 s
Symmetric encryption	27.88 KB (-0.85% 🔽)	558 ms (-0.85% 🔽)	1.4 s (+59.74% 🔺)	1.9 s
DNS discovery	108.8 KB (0%)	2.2 s (0%)	2.3 s (-5.41% 🔽)	4.4 s
Privacy preserving protocols	114.05 KB (-0.23% 🔽)	2.3 s (-0.23% 🔽)	1.7 s (-10.27% 🔽)	4 s
Light protocols	116.11 KB (-0.24% 🔽)	2.4 s (-0.24% 🔽)	1.6 s (-21.6% 🔽)	3.9 s
History retrieval protocols	115.95 KB (-0.24% 🔽)	2.4 s (-0.24% 🔽)	1.4 s (-11.2% 🔽)	3.8 s