Allow changing the behavior for imported blocks (#5236)

* Added option to disable default block announce

* Added on_block_imported on NetworkService

* Revert "Added on_block_imported on NetworkService"

This reverts commit ba360cad96e0cb041d7047af30df2a35eb112449.

* Do not announce block if set to not announce block

* Revert fix

* Moving default announce block to NetworkConfig

* WIP

Forked at: ad90ab7ec9
Parent branch: origin/master

* WIP

Forked at: ad90ab7ec9
Parent branch: origin/master

* Removing boolean in favor of explicit call

* Fixing tests

* WIP

Forked at: ad90ab7ec9
Parent branch: origin/master

* WIP

Forked at: ad90ab7ec9
Parent branch: origin/master

* increase spec_version

* increase spec_version

* Fixed test

* Fixing test

* Renamed should_announce_imported_blocks to announce_imported_blocks

* Updated assert_cmd

substrate/client/service/src/config.rs

@@ -127,6 +127,8 @@ pub struct Configuration {
 	///
 	/// The default value is 8.
 	pub max_runtime_instances: usize,
+	/// Announce block automatically after they have been imported
+	pub announce_block: bool,
 }
 
 /// Configuration of the client keystore.
@@ -229,6 +231,7 @@ impl Default for Configuration {
 			tracing_targets: Default::default(),
 			tracing_receiver: Default::default(),
 			max_runtime_instances: 8,
+			announce_block: true,
 		}
 	}
 }