v7.1.1-beta6-uroesch

Download SHA256 file instead of hardcoding
Summary:

• Change Checksum format to either hold the
  checksum or a URL for downloading it.

Filename	SHA-256
DBeaverPortable_7.1.1-beta6-uroesch.paf.exe	8425b814103c038d7c2a71a4bfc7c723f65f08ced62e3a31e6df93bbe6d463d3