Require DPC++ >=2023.0.0, no need to require c-compiler

Author: oleksandr-pavlyk

conda-recipe/meta.yaml

@@ -12,9 +12,8 @@ build:
 
 requirements:
     build:
-        - {{ compiler('c') }}
         - {{ compiler('cxx') }}
-        - {{ compiler('dpcpp') }}  >=2022.1  # [not osx]
+        - {{ compiler('dpcpp') }}  >=2023.0  # [not osx]
     host:
         - setuptools
         - cmake  >=3.21