chore: add price_info log in local store update (#144)

This log can be helpful for publishers who want to confirm whether
their price updates are being received by the agent or not.

Author: ali-bahjati

Diff for: Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "pyth-agent"
-version = "2.11.0"
+version = "2.11.1"
 edition = "2021"
 
 [[bin]]

Diff for: Cargo.toml

@@ -84,6 +84,7 @@ where
     ) -> Result<()> {
         tracing::debug!(
             identifier = bs58::encode(price_identifier.to_bytes()).into_string(),
+            price_update = ?price_info,
             "Local store received price update."
         );