Gmsh: Fix CGNS support for version up to 4.7.1 (#33508)

Gmsh started supporting the "scoping" option of CGNS in version 4.8.0.

var/spack/repos/builtin/packages/gmsh/package.py

@@ -91,6 +91,7 @@ class Gmsh(CMakePackage):
     depends_on("zlib", when="+compression")
     depends_on("metis", when="+metis+external")
     depends_on("cgns", when="+cgns")
+    depends_on("cgns~scoping", when="+cgns @:4.7.1")
     with when("+petsc"):
         depends_on("petsc~int64")
         depends_on("petsc+mpi", when="+mpi")