Update patch paths for tokio, crossbeam, and curve25519-dalek (#1681)

Update patch paths after moving the forks of tokio, crossbeam, and curve25519-dalek to anza-xyz

Cargo.toml

@@ -450,8 +450,8 @@ zeroize = { version = "1.3", default-features = false }
 zstd = "0.11.2"
 
 [patch.crates-io]
-# for details, see https://github.com/solana-labs/crossbeam/commit/fd279d707025f0e60951e429bf778b4813d1b6bf
-crossbeam-epoch = { git = "https://github.com/solana-labs/crossbeam", rev = "fd279d707025f0e60951e429bf778b4813d1b6bf" }
+# for details, see https://github.com/anza-xyz/crossbeam/commit/fd279d707025f0e60951e429bf778b4813d1b6bf
+crossbeam-epoch = { git = "https://github.com/anza-xyz/crossbeam", rev = "fd279d707025f0e60951e429bf778b4813d1b6bf" }
 
 # We include the following crates as our dependencies above from crates.io:
 #
@@ -519,7 +519,7 @@ solana-zk-token-sdk = { path = "zk-token-sdk" }
 # https://github.com/dalek-cryptography/curve25519-dalek/compare/3.2.1...solana-labs:curve25519-dalek:3.2.1-unpin-zeroize
 #
 [patch.crates-io.curve25519-dalek]
-git = "https://github.com/solana-labs/curve25519-dalek.git"
+git = "https://github.com/anza-xyz/curve25519-dalek.git"
 rev = "b500cdc2a920cd5bff9e2dd974d7b97349d61464"
 
 # Solana RPC nodes experience stalls when running with `tokio` containing this
@@ -537,5 +537,5 @@ rev = "b500cdc2a920cd5bff9e2dd974d7b97349d61464"
 # https://github.com/tokio-rs/tokio/compare/tokio-1.29.1...solana-labs:solana-tokio:tokio-1.29.1-revert-4eed411
 #
 [patch.crates-io.tokio]
-git = "https://github.com/solana-labs/solana-tokio.git"
+git = "https://github.com/anza-xyz/solana-tokio.git"
 rev = "7cf47705faacf7bf0e43e4131a5377b3291fce21"