[ez] Add delegation_info dep to buck target

## Context

#7803 added an import to export_llama but did not add it to the buck target.

Differential Revision: [D68716129](https://our.internmc.facebook.com/intern/diff/D68716129/)

ghstack-source-id: 263234883
Pull Request resolved: #7963

Co-authored-by: Stephen Jia <[email protected]>

Author: 2 people

examples/models/llama/TARGETS

@@ -117,6 +117,7 @@ runtime.python_library(
         # "//executorch/extension/pybindings:aten_lib",
         # "//executorch/extension/pybindings:portable_lib",
         # "//executorch/extension/pybindings:portable_lib_plus_custom",
+        "//executorch/devtools/backend_debug:delegation_info",
         "//executorch/devtools/etrecord:etrecord",
         "//executorch/util:memory_profiler",
         "//executorch/util:python_profiler",