Refactor dependencies, make Prysm "go gettable" (#6053)

* Fix a few deps to work with go.mod, check in generated files

* Update Gossipsub to 1.1 (#5998)

* update libs

* add new validators

* add new deps

* new set of deps

* tls

* further fix gossip update

* get everything to build

* clean up

* gaz

* fix build

* fix all tests

* add deps to images

* imports

Co-authored-by: rauljordan <raul@prysmaticlabs.com>

* Beacon chain builds with go build

* fix bazel

* fix dep

* lint

* Add github action for testing go

* on PR for any branch

* fix libp2p test failure

* Fix TestProcessBlock_PassesProcessingConditions by updating the proposer index in test

* Revert "Fix TestProcessBlock_PassesProcessingConditions by updating the proposer index in test"

This reverts commit 43676894ab.

* Compute and set proposer index instead of hard code

* Add back go mod/sum, fix deps

* go build ./...

* Temporarily skip two tests

* Fix kafka confluent patch

* Fix kafka confluent patch

* fix kafka build

* fix kafka

* Add info in DEPENDENCIES. Added a stub link for Why Bazel? until https://github.com/prysmaticlabs/documentation/issues/138

* Update fuzz ssz files as well

* Update fuzz ssz files as well

* getting closer

* rollback rules_go and gazelle

* fix gogo protobuf

* install librdkafka-dev as part of github actions

* Update kafka to a recent version where librkafkfa is not required for go modules

* clarify comment

* fix kafka build

* disable go tests

* comment

* Fix geth dependencies for end to end

* rename word

* lint

* fix docker

Co-authored-by: Nishant Das <nishdas93@gmail.com>
Co-authored-by: rauljordan <raul@prysmaticlabs.com>
Co-authored-by: terence tsao <terence@prysmaticlabs.com>

.buildkite-bazelrc

@@ -45,7 +45,7 @@ build --flaky_test_attempts=5
 # build --features=race
 
 # Enable kafka for CI tests only.
-test --define kafka_enabled=true
+test --config=kafka_enabled
 
 build --bes_backend=grpcs://builds.prylabs.net:1985
 build --bes_results_url=https://builds.prylabs.net/invocation/