GET for /ipfs/ file with multiple range request includes correct bytes

Implementation	bifrost-gateway	boxo	kubo
Conformance Version	main	main	main
Total	✅7	✅6	✅6
Header Content-Range	✅1	✅1	✅1
Header Content-Type	✅1	✅1	✅1
Status code	✅1	✅1	✅1