CompatHelper: add new compat entry for MetaGraphsNext at version 0.7, (keep existing compat) (#1030)

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

Author: github-actions[bot]

Project.toml

@@ -108,6 +108,7 @@ JSON3 = "1"
 KernelDensityEstimate = "0.5"
 LasIO = "0.3"
 Manifolds = "0.8, 0.9"
+MetaGraphsNext = "0.7"
 MultivariateStats = "0.10"
 NLsolve = "4"
 NearestNeighbors = "0.4"