lru-cache bug fix

Author: Snehal Maid

engine-api/src/resolvers/engine.js

@@ -201,8 +201,8 @@ setInterval(() => {
 
 /* Periodically prune the cache of old engines */
 setInterval(() => {
-  engineCache.reset();
-  dependencyCache.reset();
+  engineCache.clear();
+  dependencyCache.clear();
 }, ENGINE_CACHE_RESET_INTERVAL);
 
 /*

engine-api/src/util/keys.js

@@ -33,7 +33,7 @@ setInterval(() => {
 
 /* Periodically reset the cache in the event a key was deleted or the expriation date was reduced */
 setInterval(() => {
-  cache.reset();
+  cache.clear();
 }, APIKEY_CACHE_RESET_INTERVAL);
 
 /* API key validation & cache management */