Fix requirements patch for windows build

Author: white-gecko

requirements.txt.windows.patch

@@ -6,7 +6,7 @@ index a7db224..d0907a3 100644
 -git+https://github.com/white-gecko/rdflib@merge/forQuit#egg=rdflib
  Flask
  Flask-Cors
- pygit2==0.28.0
+ pygit2>=1.0.0
  sortedcontainers
  uritools
 -git+https://github.com/RDFLib/rdflib-jsonld@master