Update to 1.53 (rhbz#2133215)
    
    - New upstream release 1.53
      - Changed bug tracker to
        https://github.com/finance-quote/finance-quote/issues
      - DWS.pm - Set $info{$symbol, 'symbol'} to $symbol
      - Union.pm - Reworked for a different CSV file (GH#231)
      - CurrencyRates/AlphaVantage.pm - API CURRENCY_EXCHANGE_RATE no longer
        accepts free API keys: changed to use FX_DAILY API (GH#229, GH#230)
      - Set minimum version for LWP::UserAgent to honor redirects
      - CurrencyRates/AlphaVantage.pm - Added logic to account for empty JSON
        returned from currency exchange fetch
      - Bourso.pm - Added Europe and France back as failover methods
      - Tradeville.pm - Changed hostname in URL to tradeville.ro, and added logic
        to better account for the symbol not being found
      - YahooJSON.pm - Account for symbols with '&' (GH#202)
      - Minor change to isoTime function in Quote.pm
      - TSP.pm - Update URL and handling of dates (GH#227)
    - Use SPDX-format license tag