* making needed changes to beacon API based on removal of blobsidecar from block contents
* fixing tests and reverting some changes to be addressed later
* fixing generated code from protos
* gaz
* fixing get blob handler and adding blob storage to the blob service
* updating unit tests
* WIP
* wip tests
* got tests passing but needs cleanup
* removing gomod and gosum changes
* fixing more tests
* fixing more tests
* fixing more tests
* gaz
* moving some proto types around
* removing unneeded unit test
* fixing proposer paths
* adding more tests
* fixing more tests
* improving more unit tests
* updating one blob only unit test
* changing arguments of buildBlobSidecar
* reverting a change based on feedback
* terence's review items
* fixing test based on new develop changes
* radek's comments
* addressed more comments from radek
* adding in blobs to test data
* fixing casing in test
* removing extra line
* fixing issue from bad merge
* Update beacon-chain/rpc/eth/beacon/handlers_test.go
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
* Update beacon-chain/rpc/eth/beacon/handlers_test.go
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
* Update beacon-chain/rpc/eth/beacon/handlers_test.go
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
* Update beacon-chain/rpc/eth/blob/handlers.go
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
* moving core getblob business logic to blocker based on radek's comment
* fixing mock blocker
* gaz
---------
Co-authored-by: Radosław Kapka <rkapka@wp.pl>
