Updated LH to the latest RC

Author: jclapis

Cargo.lock

@@ -48,8 +48,8 @@ headers = "0.4.0"
 indexmap = "2.2.6"
 jsonwebtoken = { version = "9.3.1", default-features = false }
 lazy_static = "1.5.0"
-lh_eth2_keystore = { package = "eth2_keystore", git = "https://github.com/sigp/lighthouse", branch = "unstable" }
-lh_types = { package = "types", git = "https://github.com/sigp/lighthouse", branch = "unstable" }
+lh_eth2_keystore = { package = "eth2_keystore", git = "https://github.com/sigp/lighthouse", tag = "v8.0.0-rc.0" }
+lh_types = { package = "types", git = "https://github.com/sigp/lighthouse", tag = "v8.0.0-rc.0" }
 parking_lot = "0.12.3"
 pbkdf2 = "0.12.2"
 prometheus = "0.14.0"