CompatHelper: bump compat for MetaGraphs in [weakdeps] to 0.9, (keep existing compat) (#83)

Co-authored-by: CompatHelper Julia <compathelper_noreply@julialang.org>

Author: github-actions[bot]

Project.toml

@@ -1,7 +1,7 @@
 name = "BioStructures"
 uuid = "de9282ab-8554-53be-b2d6-f6c222edabfc"
-authors = ["Joe G Greener <jgreener@hotmail.co.uk>"]
 version = "4.7.0"
+authors = ["Joe G Greener <jgreener@hotmail.co.uk>"]
 
 [deps]
 BioGenerics = "47718e42-2ac5-11e9-14af-e5595289c2ea"
@@ -46,7 +46,7 @@ Format = "1.3"
 Graphs = "1"
 LinearAlgebra = "1.9"
 MMTF = "1"
-MetaGraphs = "0.7, 0.8"
+MetaGraphs = "0.7, 0.8, 0.9"
 PrecompileTools = "1"
 RecipesBase = "1"
 STRIDE_jll = "1"