revert: add single node quorum (#307)

This reverts commit 7beb530.

Author: shumkov

lib/constants/index.js

@@ -92,9 +92,6 @@ module.exports = {
     // for devnet testing only
     // 12 members, 8 (67%) threshold, one per hour
     LLMQ_DEVNET_PLATFORM: 107,
-    // for testing only
-    // 1 member.
-    LLMQ_SINGLE_NODE: 111,
   },
 
   // when selecting a quorum for signing and verification, we use this offset as

lib/deterministicmnlist/QuorumEntry.js

@@ -407,11 +407,6 @@ QuorumEntry.getParams = function getParams(llmqType) {
       params.threshold = 8;
       params.maximumActiveQuorumsCount = 4;
       return params;
-    case constants.LLMQ_TYPES.LLMQ_SINGLE_NODE:
-      params.size = 1;
-      params.threshold = 1;
-      params.maximumActiveQuorumsCount = 2;
-      return params;
     default:
       throw new Error(`Invalid llmq type ${llmqType}`);
   }

lib/deterministicmnlist/SimplifiedMNList.js

@@ -398,7 +398,6 @@ SimplifiedMNList.prototype.getLLMQTypes = function getLLMQTypes() {
           constants.LLMQ_TYPES.LLMQ_TYPE_TEST_INSTANTSEND,
           constants.LLMQ_TYPES.LLMQ_TYPE_TEST_DIP0024,
           constants.LLMQ_TYPES.LLMQ_TEST_PLATFORM,
-          constants.LLMQ_TYPES.LLMQ_SINGLE_NODE,
         ];
         return llmqTypes;
       }