delete unnecessary output_dir_path handling

ingestion/src/file_parser.py

@@ -31,8 +31,6 @@ class FileParser:
             do_formula_enrichment: bool = False,
     ) -> DoclingDocument:
         self.logger.info(f"Starting parsing workflow for input file: {file_path}")
-        output_dir_path = Path(image_output_dir)
-        output_dir_path.mkdir(parents=True, exist_ok=True)
 
         pdf_pipeline_options = PdfPipelineOptions(
             generate_page_images=False,