chore: update aggregator target in the client-cardano-stake-distribution example

Author: dlachaume

examples/client-cardano-stake-distribution/README.md

@@ -26,8 +26,8 @@ cargo run
 # Run with your custom network configuration
 AGGREGATOR_ENDPOINT=YOUR_AGGREGATOR_ENDPOINT GENESIS_VERIFICATION_KEY=YOUR_GENESIS_VERIFICATION_KEY cargo run
 
-# Example with 'pre-release-preview' network
-AGGREGATOR_ENDPOINT=https://aggregator.pre-release-preview.api.mithril.network/aggregator GENESIS_VERIFICATION_KEY=$(curl -s https://raw.githubusercontent.com/input-output-hk/mithril/main/mithril-infra/configuration/pre-release-preview/genesis.vkey) cargo run
+# Example with 'release-preprod' network
+AGGREGATOR_ENDPOINT=https://aggregator.release-preprod.api.mithril.network/aggregator GENESIS_VERIFICATION_KEY=$(curl -s https://raw.githubusercontent.com/input-output-hk/mithril/main/mithril-infra/configuration/release-preprod/genesis.vkey) cargo run
 ```
 
 ## Links

examples/client-cardano-stake-distribution/src/main.rs

@@ -1,6 +1,6 @@
 //! This example shows how to implement a Mithril client and use its features.
 //!
-//! In this example, the client interacts by default with a real aggregator (`testing-preview`) to get the data.
+//! In this example, the client interacts by default with a real aggregator (`release-preprod`) to get the data.
 
 use anyhow::anyhow;
 use clap::Parser;
@@ -24,7 +24,7 @@ pub struct Args {
     #[clap(
         long,
         env = "AGGREGATOR_ENDPOINT",
-        default_value = "https://aggregator.testing-preview.api.mithril.network/aggregator"
+        default_value = "https://aggregator.release-preprod.api.mithril.network/aggregator"
     )]
     aggregator_endpoint: String,
 }