✨ Improve EIP7702Proxy and add LibEIP7702 #4945

Job	Run time
prep-checker (ubuntu-latest)	9s
Forge Ithaca Testing (post-cancun)	12s
gas-diff (ubuntu-latest)	58s
Forge Ithaca Testing (post-cancun-via-ir)	15s
codespell (ubuntu-latest)	11s
Forge Testing (post-cancun)	48s
Forge Testing (post-cancun-via-ir)	3m 23s
Forge Testing (solc-past-versions-0)	6m 44s
Forge Testing (solc-past-versions-1)	9m 59s
Forge Testing (via-ir)	3m 2s
Forge Testing (min-solc)	48s
Forge Testing (min-solc-via-ir)	5m 44s
Forge Testing (intense)	3m 37s
	35m 50s

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