A0-4251: Support executing readonly contract calls at a given block in aleph client (#1679)

# Description

Add a possibility to execute read-only contract call at a given block
hash, similarly as in
JAMdotTech/py-polkadot-sdk@298c35c.

E2e test run:
https://github.com/Cardinal-Cryptography/aleph-node/actions/runs/8664362669


## Type of change

Please delete options that are not relevant.

- New feature (non-breaking change which adds functionality)

# Checklist:

<!-- delete when not applicable to your PR -->

- I have added tests
- I have made corresponding changes to the existing documentation
- I have created new documentation
- I have bumped aleph-client version if relevant

Author: code-oracle609

aleph-client/Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "aleph_client"
-version = "3.13.0"
+version = "3.14.0"
 edition = "2021"
 authors = ["Cardinal"]
 documentation = "https://docs.rs/aleph_client"

aleph-client/Cargo.toml

@@ -1982,9 +1982,9 @@ pub mod api {
             .hash();
         runtime_metadata_hash
             == [
-                129u8, 73u8, 18u8, 89u8, 210u8, 235u8, 7u8, 3u8, 129u8, 129u8, 29u8, 138u8, 74u8,
-                244u8, 76u8, 191u8, 250u8, 90u8, 146u8, 240u8, 112u8, 108u8, 18u8, 204u8, 45u8,
-                173u8, 154u8, 15u8, 217u8, 19u8, 68u8, 99u8,
+                168u8, 45u8, 34u8, 180u8, 15u8, 198u8, 195u8, 94u8, 185u8, 186u8, 175u8, 22u8,
+                25u8, 103u8, 4u8, 51u8, 38u8, 113u8, 76u8, 98u8, 201u8, 223u8, 80u8, 32u8, 39u8,
+                11u8, 176u8, 247u8, 172u8, 235u8, 72u8, 171u8,
             ]
     }
     pub mod system {
@@ -9147,10 +9147,10 @@ pub mod api {
                         "NextAuthorities",
                         vec![],
                         [
-                            168u8, 56u8, 208u8, 207u8, 106u8, 51u8, 50u8, 57u8, 201u8, 86u8, 133u8,
-                            93u8, 11u8, 243u8, 93u8, 77u8, 255u8, 163u8, 166u8, 116u8, 213u8,
-                            232u8, 224u8, 204u8, 254u8, 196u8, 33u8, 12u8, 162u8, 107u8, 100u8,
-                            231u8,
+                            88u8, 232u8, 148u8, 12u8, 95u8, 135u8, 116u8, 72u8, 113u8, 140u8, 45u8,
+                            103u8, 56u8, 19u8, 149u8, 114u8, 82u8, 188u8, 121u8, 184u8, 104u8,
+                            254u8, 228u8, 185u8, 4u8, 151u8, 251u8, 63u8, 189u8, 76u8, 173u8,
+                            101u8,
                         ],
                     )
                 }

aleph-client/src/aleph_zero.rs

@@ -56,7 +56,7 @@ pub struct ContractEvent {
 /// # async fn example(conn: Connection, signed_conn: SignedConnection, address: AccountId, path: &str) -> Result<()> {
 /// let contract = ContractInstance::new(address, path)?;
 ///
-/// let tx_info = contract.contract_exec0(&signed_conn, "some_method").await?;
+/// let tx_info = contract.exec0(&signed_conn, "some_method", Default::default()).await?;
 ///
 /// println!("Received events {:?}", get_contract_events(&conn, &contract, tx_info).await);
 ///
@@ -110,8 +110,8 @@ pub async fn get_contract_events(
 /// };
 /// let join = tokio::spawn(listen());
 ///
-/// contract1.contract_exec0(&signed_conn, "some_method").await?;
-/// contract2.contract_exec0(&signed_conn, "some_other_method").await?;
+/// contract1.exec0(&signed_conn, "some_method", Default::default()).await?;
+/// contract2.exec0(&signed_conn, "some_other_method", Default::default()).await?;
 ///
 /// println!("Received event {:?}", rx.next().await);
 ///