feat: gRPC query for operator and chain configuration (backport #13485)

[mergify]

This is an automatic backport of pull request #13485 done by Mergify.
Cherry-pick of c60c556 has failed:

On branch mergify/bp/release/v0.46.x/pr-13485
Your branch is up to date with 'origin/release/v0.46.x'.

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Changes to be committed:
	new file:   api/cosmos/base/node/v1beta1/query.pulsar.go
	new file:   api/cosmos/base/node/v1beta1/query_grpc.pb.go
	new file:   client/grpc/node/query.pb.go
	new file:   client/grpc/node/query.pb.gw.go
	new file:   client/grpc/node/service.go
	new file:   client/grpc/node/service_test.go
	new file:   proto/cosmos/base/node/v1beta1/query.proto
	modified:   server/types/app.go
	modified:   testutil/network/util.go

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	both modified:   CHANGELOG.md
	both modified:   UPGRADING.md
	deleted by us:   api/cosmos/auth/v1beta1/query_grpc.pb.go
	deleted by us:   api/cosmos/bank/v1beta1/query.pulsar.go
	deleted by us:   runtime/app.go
	both modified:   server/start.go
	deleted by us:   simapp/app_legacy.go
	both modified:   x/bank/types/query.pb.go

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[tac0turtle]

@alexanderbez can you undo this api break. its not needed

[alexanderbez]

The API break was needed to support this but we can do it via an optional interface.

PR is here: #13577