Force doungrade generic-array to v0.14.6

Author: mrLSD

Cargo.toml

@@ -23,3 +23,6 @@ primitive-types = { version = "0.13", default-features = false }
 rlp = { version = "0.6", default-features = false, features = ["derive"] }
 sha3 = { version = "0.10", default-features = false }
 serde = { version = "1.0", features = ["derive"] }
+
+[patch.crates-io]
+generic-array = { git = "https://github.com/fizyk20/generic-array", rev = "effb209dd7e61b8226e194dec2979314e27598d1" }