fix: Add granite to the list of models that require position_ids

Branch: OnnxGranite

Signed-off-by: Gabe Goodhart <ghart@us.ibm.com>

Author: gabe-l-hart

optimum/exporters/onnx/utils.py

@@ -86,6 +86,7 @@
     "phi",
     "phi3",
     "qwen2",
+    "granite",
 }