ApplyObjectCommandTest: remove unused field sampleBlobObjectId

Change-Id: I8b4fe2fcc7b1cd1d49a0c6237833e0a4cbbfdbd9
diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/pull/api/ApplyObjectCommandTest.java b/src/test/java/com/googlesource/gerrit/plugins/replication/pull/api/ApplyObjectCommandTest.java
index 9b5ef46..4c188df 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/pull/api/ApplyObjectCommandTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/pull/api/ApplyObjectCommandTest.java
@@ -64,7 +64,6 @@
 
   private String sampleCommitObjectId = "9f8d52853089a3cf00c02ff7bd0817bd4353a95a";
   private String sampleTreeObjectId = "4b825dc642cb6eb9a060e54bf8d69288fbee4904";
-  private String sampleBlobObjectId = "b5d7bcf1d1c5b0f0726d10a16c8315f06f900bfb";
 
   @Mock private PullReplicationStateLogger fetchStateLog;
   @Mock private ApplyObject applyObject;