message: More clear comments in test
diff: @@ -2695,7 +2695,7 @@ mod tests {
  let has_connected_to_network = true;
  let max_sync_fetch_attempts = 2;
  - // Start fetching.
  + // 1st allowed try.
  assert!(!should_stop_fetching(
  &mut retry_count,
  has_connected_to_network,
  @@ -2703,7 +2703,7 @@ mod tests {
  ));
  assert_eq!(retry_count, 1);
  - // Don't give up after the first time failed.
  + // 2nd allowed try.
  assert!(!should_stop_fetching(
  &mut retry_count,
  has_connected_to_network,
  @@ -2711,7 +2711,7 @@ mod tests {
  ));
  assert_eq!(retry_count, 2);
  - // Second attempt failed as well, give up.
  + // 3rd call should return false, as "max_sync_fetch_attempts == 2".
  assert!(should_stop_fetching(
  &mut retry_count,
  has_connected_to_network,
  