Revert "testing if this would fix tests"

This reverts commit d98fd21.
This should make a lot of tests fail again, proving we shouldn't
randomly just disconnect a connection from different threads.

mm2src/coins/utxo/rpc_clients/electrum_rpc/client.rs

@@ -355,7 +355,7 @@ impl ElectrumClient {
             .electrum_request(json, request.rpc_id(), ELECTRUM_REQUEST_TIMEOUT)
             .await?;
         // Inform the connection manager that the connection was queried and no longer needed now.
-        // self.connection_manager.not_needed(&to_addr).await;
+        self.connection_manager.not_needed(&to_addr).await;
 
         Ok(response)
     }
@@ -413,25 +413,25 @@ impl ElectrumClient {
                             final_response = Some((address, response));
                         }
                         if disconnect_immediately {
-                            // connection
-                            //     .disconnect(Some(ElectrumConnectionErr::Temporary(
-                            //         "Was used as a fallback and not needed now.".to_string(),
-                            //     )))
-                            //     .await;
-                            // event_handlers.on_disconnected(connection.address()).ok();
+                            connection
+                                .disconnect(Some(ElectrumConnectionErr::Temporary(
+                                    "Was used as a fallback and not needed now.".to_string(),
+                                )))
+                                .await;
+                            event_handlers.on_disconnected(connection.address()).ok();
                         }
                         if !send_to_all && final_response.is_some() {
                             return Ok(final_response.unwrap());
                         }
                     },
                     Err(e) => {
                         warn!("Error while sending request to {address:?}: {e:?}");
-                        // connection
-                        //     .disconnect(Some(ElectrumConnectionErr::Temporary(format!(
-                        //         "Forcefully disconnected for erroring: {e:?}."
-                        //     ))))
-                        //     .await;
-                        // event_handlers.on_disconnected(connection.address()).ok();
+                        connection
+                            .disconnect(Some(ElectrumConnectionErr::Temporary(format!(
+                                "Forcefully disconnected for erroring: {e:?}."
+                            ))))
+                            .await;
+                        event_handlers.on_disconnected(connection.address()).ok();
                         errors.push((address, e))
                     },
                 }