chore: remove unused folders (#81)

Author: varex83

Cargo.lock

@@ -1,21 +1,16 @@
 [workspace]
 members = [
     "crates/charon",
+    "crates/charon-build-proto",
     "crates/charon-cli",
     "crates/charon-cluster",
-    "crates/charon-consensus",
     "crates/charon-core",
     "crates/charon-crypto",
-    "crates/charon-db",
     "crates/charon-dkg",
-    "crates/charon-errors",
     "crates/charon-eth2",
-    "crates/charon-observability",
+    "crates/charon-k1util",
     "crates/charon-p2p",
-    "crates/charon-serde",
     "crates/charon-testutil",
-    "crates/charon-build-proto",
-    "crates/charon-k1util",
 ]
 resolver = "3"