Update protocols/v2/subprotocols/mining/src/set_custom_mining_job.rs

Co-authored-by: plebhash <[email protected]>

protocols/v2/subprotocols/mining/src/set_custom_mining_job.rs

@@ -66,7 +66,7 @@ pub struct SetCustomMiningJob<'decoder> {
 
 /// Message used by upstream to accept [`SetCustomMiningJob`] request.
 ///
-/// Upon receiving this message, downstream can start mining on the job immediately (by using the
+/// Upon receiving this message, downstream can start submitting shares for this job immediately (by using the
 /// [`SetCustomMiningJobSuccess::job_id`] provided within this response).
 #[derive(Serialize, Deserialize, Debug, Clone)]
 pub struct SetCustomMiningJobSuccess {