Adapt to changed PatchLineCommentsUtil API

Change I69c46ab4b on core Gerrit replaced the upsertComments method
with putComments.

Change-Id: Ia5705dd555c5257a4dd0a571265a8b578d6e4d35
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayInlineCommentsStep.java b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayInlineCommentsStep.java
index 638ba8c..0015cc0 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayInlineCommentsStep.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayInlineCommentsStep.java
@@ -203,7 +203,7 @@
     ChangeUpdate update = updateFactory.create(ctrl, TimeUtil.nowTs());
     update.setPatchSetId(ps.getId());
     plcUtil.deleteComments(db, update, del);
-    plcUtil.upsertComments(db, update, ups);
+    plcUtil.putComments(db, update, ups);
     update.commit();
   }