Add parameter to allow setting max-retries for SendTransaction rpc (backport #19387) (#19415)

* Add parameter to allow setting max-retries for SendTransaction rpc (#19387)

* Add parameter to cap rpc send retries for a tx

* Add parameter to docs

(cherry picked from commit 7482861f4b)

# Conflicts:
#	banks-server/src/banks_server.rs
#	core/src/rpc.rs
#	core/src/send_transaction_service.rs

* Fix conflicts

Co-authored-by: Tyera Eulberg <teulberg@gmail.com>
Co-authored-by: Tyera Eulberg <tyera@solana.com>

client/src/rpc_config.rs

@@ -21,6 +21,7 @@ pub struct RpcSendTransactionConfig {
     pub skip_preflight: bool,
     pub preflight_commitment: Option<CommitmentLevel>,
     pub encoding: Option<UiTransactionEncoding>,
+    pub max_retries: Option<usize>,
 }
 
 #[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]