[services][blob] Add dependencies for HTTP server

Summary:
Added dependencies that are required for the HTTP service to run.

• actix-web is the HTTP server
• axcix-multipart is extension for multipart uploads
• tracing-actix-web is a logger middleware for actix-web
• async-stream and tokio-stream are helper utilities for streaming responses. I introduced them already in Backup service
• tracing-futures is needed to correctly log async streams
• http is required for actix-web

Depends on D7442

Test Plan: Cargo build passes.

Reviewers: ashoat, tomek, jon, varun

Reviewed By: ashoat, tomek

Subscribers: atul

Differential Revision: https://phab.comm.dev/D7443