CompatHelper: bump compat for "DomainSets" to "0.5" (#76)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

Project.toml

@@ -30,7 +30,7 @@ BlockArrays = "0.14.1, 0.15"
 BlockBandedMatrices = "0.10.1"
 ClassicalOrthogonalPolynomials = "0.3.2"
 ContinuumArrays = "0.7.3"
-DomainSets = "0.4"
+DomainSets = "0.4, 0.5"
 FastTransforms = "0.11, 0.12"
 FillArrays = "0.11"
 HarmonicOrthogonalPolynomials = "0.0.4, 0.0.5, 0.1"