Follow up all timeline related apis and methods to honor timezone if overridden

public static Date parseDateFromInstantTime(String timestamp) throws ParseException {
  try {
    // Enables backwards compatibility with non-millisecond granularity instants
    String timestampInMillis = timestamp;
    if (isSecondGranularity(timestamp)) {
      // Add milliseconds to the instant in order to parse successfully
      timestampInMillis = timestamp + DEFAULT_MILLIS_EXT;
    } else if (timestamp.length() > MILLIS_INSTANT_TIMESTAMP_FORMAT_LENGTH) {
      // compaction and cleaning in metadata has special format. handling it by trimming extra chars and treating it with ms granularity
      timestampInMillis = timestamp.substring(0, MILLIS_INSTANT_TIMESTAMP_FORMAT_LENGTH);
    }

    LocalDateTime dt = LocalDateTime.parse(timestampInMillis, MILLIS_INSTANT_TIME_FORMATTER);
    return Date.from(dt.atZone(ZoneId.systemDefault()).toInstant());
  } catch (DateTimeParseException e) {
    throw new ParseException(e.getMessage(), e.getErrorIndex());
  }
}