[chore] Update more log calls to include context (#1517)

In #1476 we updated log.WithFields() but we forgot about
log.WithField(). Also updates a few explicit log.Entry{} creations.

internal/concurrency/workers.go

@@ -119,10 +119,11 @@ func (w *WorkerPool[MsgType]) Queue(msg MsgType) {
 	// Create new process function for msg
 	process := func(ctx context.Context) {
 		if err := w.process(ctx, msg); err != nil {
-			log.WithFields(kv.Fields{
-				kv.Field{K: "type", V: w.wtype},
-				kv.Field{K: "error", V: err},
-			}...).Error("message processing error")
+			log.WithContext(ctx).
+				WithFields(kv.Fields{
+					kv.Field{K: "type", V: w.wtype},
+					kv.Field{K: "error", V: err},
+				}...).Error("message processing error")
 		}
 	}