CompatHelper: bump compat for DomainSets to 0.7, (keep existing compat) (#167)

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

Author: github-actions[bot]

Project.toml

@@ -30,7 +30,7 @@ BlockArrays = "0.16.14"
 BlockBandedMatrices = "0.12.5"
 ClassicalOrthogonalPolynomials = "0.11"
 ContinuumArrays = "0.15, 0.16"
-DomainSets = "0.6"
+DomainSets = "0.6, 0.7"
 FastTransforms = "0.15"
 FillArrays = "1.0"
 HarmonicOrthogonalPolynomials = "0.5"