Update pygeodesy_info.txt

docs/pygeodesy_info.txt

 https://pypi.org/project/PyGeodesy/
 
 (from email exchange with Jean, developper of pygeodesy)
-In documention, use a link to PyGeodesy at PyPI or GitHub.  Refer to me as “mrJean1 at Gmail dot com”, like in the README file.
+In documention, use a link to PyGeodesy at PyPI or GitHub (https://github.com/mrJean1/PyGeodesy).  Refer to me as “mrJean1 at Gmail dot com”, like in the README file.
 (real name: Dipl-Ing Jean Brouwers, USA)
 
 Release PyGeodesy 18.10.24 contains another nearestOn function and a fix for compassAngleTo.