fix: Update dockerignore to include source_* directories

Co-Authored-By: Aaron <AJ> Steers <[email protected]>

Author: devin-ai-integration[bot]

airbyte_cdk/utils/docker/build.py

@@ -324,6 +324,8 @@ def build_from_base_image(
 !main.py
 !source.py
 !destination.py
+!source_*
+!destination_*
 """
         dockerignore_temp_path.write_text(dockerignore_content)
         logger.debug(f"Created temporary .dockerignore at {dockerignore_temp_path}")