Fix master merge

Author: courtneyeh

validator/remote/src/main/java/tech/pegasys/teku/validator/remote/apiclient/ValidatorRestApiClient.java

@@ -42,8 +42,6 @@ public interface ValidatorRestApiClient {
 
   Optional<List<ValidatorResponse>> getValidators(List<String> validatorIds);
 
-  Optional<List<ValidatorResponse>> postValidators(List<String> validatorIds);
-
   Optional<GetProposerDutiesResponse> getProposerDuties(final UInt64 epoch);
 
   Optional<PostDataFailureResponse> sendSignedAttestations(List<Attestation> attestation);

validator/remote/src/test/java/tech/pegasys/teku/validator/remote/RemoteValidatorApiHandlerTest.java

@@ -53,7 +53,6 @@
 import tech.pegasys.teku.api.response.v1.beacon.ValidatorStatus;
 import tech.pegasys.teku.api.response.v1.validator.PostValidatorLivenessResponse;
 import tech.pegasys.teku.api.response.v1.validator.ValidatorLiveness;
-import tech.pegasys.teku.api.schema.BLSPubKey;
 import tech.pegasys.teku.bls.BLSPublicKey;
 import tech.pegasys.teku.bls.BLSSignature;
 import tech.pegasys.teku.ethereum.json.types.beacon.StateValidatorData;