Drop requirement and inherit plugin env

Author: WiZeYAR

src/asyncapi_python_pants/rules.py

@@ -38,11 +38,10 @@ async def generate_python_from_asyncapi(
         PexRequest(
             output_filename="asyncapi-python-codegen.pex",
             internal_only=True,
-            requirements=PexRequirements(
-                [f"asyncapi-python[codegen]=={version('asyncapi-python')}"]
-            ),
+            requirements=PexRequirements([]),
             interpreter_constraints=InterpreterConstraints([">=3.9"]),
             main=ConsoleScript("asyncapi-python-codegen"),
+            pex_path=[],
         ),
     )
     transitive_targets = await Get(