Use https instead of git to install main branch (#68)

MridulS · web-flow · commit dea1b876f5fc · 2022-04-18T17:38:04.000+02:00
diff --git a/requirements.txt b/requirements.txt
@@ -1,5 +1,5 @@
 # nx-guides is tested on the development branch of NetworkX
-git+git://github.com/networkx/networkx@main
+git+https://github.com/networkx/networkx@main
 
 # Scientific Python (see networkx/requirements/default.txt)
 numpy
