E2551. Reimplementing SubmittedContentController

[aanand-1706]

No description provided.

[github-actions]

	2 Warnings
⚠️	Pull request is too big (more than 500 LoC).
⚠️	Schema changes detected without a corresponding DB migration.

Generated by 🚫 Danger

[github-actions]

🚨 RSpec Tests Report

Failing Controller Test Cases:
rspec ./spec/requests/api/v1/submitted_content_spec.rb[1:5:1:1:4:1] # Submitted Content API /api/v1/submitted_content/submit_file POST behaves like file submission with valid file returns success
rspec ./spec/requests/api/v1/submitted_content_spec.rb[1:5:1:1:5:1] # Submitted Content API /api/v1/submitted_content/submit_file POST behaves like file submission with zip file and unzip flag unzips the file when requested
rspec ./spec/requests/api/v1/submitted_content_spec.rb[1:5:2:1:4:1] # Submitted Content API /api/v1/submitted_content/submit_file GET behaves like file submission with valid file returns success
rspec ./spec/requests/api/v1/submitted_content_spec.rb[1:5:2:1:5:1] # Submitted Content API /api/v1/submitted_content/submit_file GET behaves like file submission with zip file and unzip flag unzips the file when requested