Use level-zero-devel in host, remove level-zero from run sections

Level-zero loader is provided by Level-Zero GPU driver (libze1
Debian package). Removing it from conda environment to avoid
unintended interaction with system-wide installation.

dpctl relies on DPC++ to find and load level-zero loader.

Author: oleksandr-pavlyk

conda-recipe/meta.yaml

@@ -52,7 +52,6 @@ requirements:
         - {{ pin_compatible('dpcpp-cpp-rt', min_pin='x.x', max_pin='x') }}
         - {{ pin_compatible('intel-cmplr-lib-rt', min_pin='x.x', max_pin='x') }}
         - {{ pin_compatible('numpy', min_pin='x.x', max_pin='x') }}
-        - {{ pin_compatible('level-zero', min_pin='x.x', max_pin='x') }} # [linux]
 
 test:
     requires: