Description

This pull request includes the following changes:

Updated the GitHub Actions workflow file .github/workflows/github-actions-basic.yml to install sbt and sbt dependencies.
Modified the Python dependencies installation command in the workflow file to use requirements.txt instead of sql/requirements.txt.
Updated the lint checks command in the workflow file to include the sql/ directory.
Added a new step in the workflow file to install and test the SQL module.
Updated the cleanup script e2e_demo/scala/cleanup.sh to remove additional files and directories.
Updated the run demo script e2e_demo/scala/run_demo-gradle.sh to handle errors and display appropriate messages.
Added a new GitHub Actions workflow file github_actions_workflow.yml with build, test, publish, and deployment steps.
Updated the pysparkler package's README.md file to include information about upgrading PySpark Python scripts.
Added a new configuration file pysparkler/config.yaml with new settings.
Updated the Scalafix rules and added a new rule in the scalafix/rules directory.
Added new Scala files in the scalafix/rules/src/main/scala/fix directory.

Summary

Updated GitHub Actions workflow to install sbt and sbt dependencies.
Modified Python dependencies installation command.
Updated lint checks command to include the sql/ directory.
Added new step to install and test the SQL module.
Updated cleanup script to remove additional files and directories.
Updated run demo script to handle errors and display appropriate messages.
Added new GitHub Actions workflow file with build, test, publish, and deployment steps.
Updated pysparkler package's README.md file.
Added new configuration file with new settings.
Updated Scalafix rules and added a new rule.
Added new Scala files.