add package version

Author: XiaofeiCao

eng/automation/generate_utils.py

@@ -20,6 +20,7 @@
 from utils import update_root_pom
 from utils import update_version
 from utils import is_windows
+from utils import set_or_default_version
 
 os.chdir(pwd)
 
@@ -411,6 +412,9 @@ def generate_typespec_project(
                     # clear existing generated source code, and regenerate
                     drop_changes(sdk_root)
                     remove_generated_source_code(sdk_folder, f"{group_id}.{service}")
+                    _, current_version = set_or_default_version(sdk_root, group_id, module)
+                    tsp_cmd.append("--emitter-options")
+                    tsp_cmd.append(f'"package-version={current_version}"')
                     # regenerate
                     check_call(tsp_cmd, sdk_root)
                 succeeded = True