fix(rust-client): fix oracle tutorial bech32 conversion (#149)

Author: Keinberger

docs/src/rust-client/oracle_tutorial.md

@@ -172,7 +172,7 @@ async fn main() -> Result<(), ClientError> {
     // Get all foreign accounts for oracle data
     // -------------------------------------------------------------------------
     let oracle_bech32 = "mtst1qq0zffxzdykm7qqqqdt24cc2du5ghx99";
-    let oracle_account_id = AccountId::from_hex(oracle_bech32).unwrap();
+    let (_, oracle_account_id) = AccountId::from_bech32(oracle_bech32).unwrap();
     let btc_usd_pair_id = 120195681;
     let foreign_accounts: Vec<ForeignAccount> =
         get_oracle_foreign_accounts(&mut client, oracle_account_id, btc_usd_pair_id).await?;

rust-client/src/bin/oracle_data_query.rs

@@ -115,7 +115,7 @@ async fn main() -> Result<(), ClientError> {
     // Get all foreign accounts for oracle data
     // -------------------------------------------------------------------------
     let oracle_bech32 = "mtst1qq0zffxzdykm7qqqqdt24cc2du5ghx99";
-    let oracle_account_id = AccountId::from_hex(oracle_bech32).unwrap();
+    let (_, oracle_account_id) = AccountId::from_bech32(oracle_bech32).unwrap();
     let btc_usd_pair_id = 120195681;
     let foreign_accounts: Vec<ForeignAccount> =
         get_oracle_foreign_accounts(&mut client, oracle_account_id, btc_usd_pair_id).await?;