Relax hard pinning for build time compiler

This allows internal CI to build with future version
of compiler as well.

conda-recipe/meta.yaml

@@ -20,7 +20,7 @@ requirements:
     # TODO: keep in sync with /pyproject.toml
     build:
         - {{ compiler('cxx') }}
-        - {{ compiler('dpcpp') }} {{ required_compiler_version }}
+        - {{ compiler('dpcpp') }} >={{ required_compiler_version }}
         - sysroot_linux-64 >=2.28  # [linux]
     host:
         - python