[SPARKNLP-1068] Introducing BLIPForQuestionAnswering transformer

[danilojsl]

Description

This pull request introduces the BLIPForQuestionAnswering transformer, enabling enhanced image-based question-answering capabilities.

Usage Instructions To utilize this new transformer, a DataFrame with the following structure is required:

• image column: Contains the file paths for each image within the directory.
• text column: Includes the specific question you would like to ask about each corresponding image.

Motivation and Context

Enhance Spark NLP with visual transformer capabilities.

How Has This Been Tested?

Screenshots (if appropriate):

• Local Test
• Google Colab notebook
• Databricks notebook

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] Code improvements with no or little impact
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] My code follows the code style of this project.
• [x] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING page.
• [x] I have added tests to cover my changes.
• [x] All new and existing tests passed.