core: fix getenrollments

Make getvalidators return the same set of keys with C# for mainnet.

pkg/core/blockchain.go

@@ -2266,23 +2266,14 @@ func (bc *Blockchain) GetEnrollments() ([]*state.Validator, error) {
 	for _, validator := range validators {
 		if validator.Registered {
 			result = append(result, validator)
+			continue
 		}
-	}
-	for _, sBValidator := range uniqueSBValidators {
-		isAdded := false
-		for _, v := range result {
-			if v.PublicKey == sBValidator {
-				isAdded = true
+		for _, sbValidator := range uniqueSBValidators {
+			if validator.PublicKey.Equal(sbValidator) {
+				result = append(result, validator)
 				break
 			}
 		}
-		if !isAdded {
-			result = append(result, &state.Validator{
-				PublicKey:  sBValidator,
-				Registered: false,
-				Votes:      0,
-			})
-		}
 	}
 	return result, nil
 }

pkg/rpc/server/server_test.go

@@ -723,12 +723,12 @@ var rpcTestCases = map[string][]rpcTestCase{
 			},
 			check: func(t *testing.T, e *executor, validators interface{}) {
 				var expected []result.Validator
-				sBValidators, err := e.chain.GetStandByValidators()
+				enrolls, err := e.chain.GetEnrollments()
 				require.NoError(t, err)
-				for _, sbValidator := range sBValidators {
+				for _, validator := range enrolls {
 					expected = append(expected, result.Validator{
-						PublicKey: *sbValidator,
-						Votes:     0,
+						PublicKey: *validator.PublicKey,
+						Votes:     validator.Votes,
 						Active:    true,
 					})
 				}