fix(rust/cardano-hain-follower): bump version to v0.0.6

Author: saibatizoku

rust/cardano-chain-follower/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cardano-chain-follower"
-version = "0.0.5"
+version = "0.0.6"
 edition.workspace = true
 authors.workspace = true
 homepage.workspace = true