fix: Remove eigen

Author: fzavalia

.gitmodules

@@ -14,7 +14,3 @@
 	path = lib/openzeppelin-contracts
 	url = https://github.com/openzeppelin/openzeppelin-contracts
 	commit = 1edc2ae004974ebf053f4eba26b45469937b9381
-[submodule "lib/eigenlayer-contracts"]
-	path = lib/eigenlayer-contracts
-	url = https://github.com/yieldnest/eigenlayer-contracts
-	commit = d2445d871219f9d9834d9592ab2be1bb9f8cd01b # https://github.com/yieldnest/eigenlayer-contracts/tree/oz-4-remapping Fork for OpenZeppelin compatibility.