refact(core): early stop unnecessary loops in edge cache (#2211)

diff --git a/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java b/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
index c8f389f..c534e45 100644
--- a/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
+++ b/hugegraph-core/src/main/java/org/apache/hugegraph/backend/cache/CachedGraphTransaction.java
@@ -326,6 +326,7 @@
                 if (edge.expired()) {
                     this.edgesCache.invalidate(cacheKey);
                     value = null;
+                    break;
                 }
             }
         }