Add [source] for NamedGraphs revision with bug-fix.

Author: jack-dunham

test/Project.toml

@@ -14,6 +14,10 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 [sources.DataGraphs]
 path = ".."
 
+[sources.NamedGraphs]
+rev = "jd/fix-forest-cover-edge-sequence"
+url = "https://www.github.com/ITensor/NamedGraphs.jl"
+
 [compat]
 Aqua = "0.8.11"
 DataGraphs = "0.4"