Use Updated Connection Manager (#6184)

* introduce updated connection manager
* Merge branch 'master' into removeHardLimit
* remove forked connection manager
* Merge branch 'removeHardLimit' of https://github.com/prysmaticlabs/geth-sharding into removeHardLimit
* Merge branch 'master' into removeHardLimit
* Merge branch 'master' into removeHardLimit
* Merge branch 'master' of https://github.com/prysmaticlabs/geth-sharding into removeHardLimit
* Merge branch 'master' of https://github.com/prysmaticlabs/geth-sharding into removeHardLimit

# Conflicts:
tidy up
* Merge branch 'removeHardLimit' of https://github.com/prysmaticlabs/geth-sharding into removeHardLimit

beacon-chain/p2p/BUILD.bazel

@@ -37,7 +37,6 @@ go_library(
         "//beacon-chain/core/feed:go_default_library",
         "//beacon-chain/core/feed/state:go_default_library",
         "//beacon-chain/core/helpers:go_default_library",
-        "//beacon-chain/p2p/connmgr:go_default_library",
         "//beacon-chain/p2p/encoder:go_default_library",
         "//beacon-chain/p2p/peers:go_default_library",
         "//proto/beacon/p2p/v1:go_default_library",
@@ -63,6 +62,7 @@ go_library(
         "@com_github_libp2p_go_libp2p//:go_default_library",
         "@com_github_libp2p_go_libp2p//config:go_default_library",
         "@com_github_libp2p_go_libp2p//p2p/host/routed:go_default_library",
+        "@com_github_libp2p_go_libp2p_connmgr//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//:go_default_library",
         "@com_github_libp2p_go_libp2p_core//crypto:go_default_library",
         "@com_github_libp2p_go_libp2p_core//host:go_default_library",