Add a new nextgen plugin that supports GPU devices through the Intel oneAPI Level Zero library. The plugin is not enabled by default and needs to be added to LIBOMPTARGET_PLUGINS_TO_BUILD explicitely.
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Co-authored-by: Alexey Sachkov <alexey.sachkov@intel.com>
Co-authored-by: Nick Sarnie <nick.sarnie@intel.com>
Co-authored-by: Joseph Huber <huberjn@outlook.com>