Add GraphsFlows as test dependency

Author: mtfishman

test/Project.toml

@@ -3,8 +3,10 @@ AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
 Compat = "34da2185-b29b-5c13-b0c7-acf172513d20"
 Dictionaries = "85a47980-9c8c-11e8-2b9f-f7ca1fa99fb4"
 Graphs = "86223c79-3864-5bf0-83f7-82e725a168b6"
+GraphsFlows = "06909019-6f44-4949-96fc-b9d9aaa02889"
 ITensorUnicodePlots = "73163f41-4a9e-479f-8353-73bf94dbd758"
 ITensors = "9136182c-28ba-11e9-034c-db9fb085ebd5"
+LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 Metis = "2679e427-3c69-5b7f-982b-ece356f1e94b"
 NamedGraphs = "678767b0-92e7-4007-89e4-4527a8725b19"
 OMEinsumContractionOrders = "6f22d1fd-8eed-4bb7-9776-e7d684900715"
@@ -15,4 +17,3 @@ Suppressor = "fd094767-a336-5f1f-9728-57cf17d0bbfb"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 UnicodePlots = "b8865327-cd53-5732-bb35-84acbb429228"
 Weave = "44d3d7a6-8a23-5bf8-98c5-b353f8df5ec9"
-LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"