✨ Improve EIP7702Proxy and add LibEIP7702 #4940

Job	Run time
gas-diff (ubuntu-latest)	59s
codespell (ubuntu-latest)	9s
Forge Ithaca Testing (post-cancun)	13s
prep-checker (ubuntu-latest)	8s
Forge Ithaca Testing (post-cancun-via-ir)	15s
Forge Testing (post-cancun)	48s
Forge Testing (post-cancun-via-ir)	3m 31s
Forge Testing (solc-past-versions-0)	6m 50s
Forge Testing (solc-past-versions-1)	10m 5s
Forge Testing (via-ir)	3m 6s
Forge Testing (min-solc)	45s
Forge Testing (min-solc-via-ir)	5m 40s
Forge Testing (intense)	3m 41s
	36m 10s

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