fix: pipeline template for LLMaaJ base model inference

Author: nicolasj92

sagemaker-train/src/sagemaker/train/evaluate/pipeline_templates.py

@@ -1028,6 +1028,9 @@
                 {% if kms_key_id %},
                 "KmsKeyId": "{{ kms_key_id }}"
                 {% endif %}
+                },
+                "ModelPackageConfig": {
+                    "ModelPackageGroupArn": "{{ model_package_group_arn }}"
                 }{% if dataset_uri %},
                 "InputDataConfig": [
                     {