Fix init step for pull-replication.

Add `accessDatabase` capability to the `Pull-replication Internal User` in the `postRun` step instead of the `run` step. In this way we can
ensure that the project `All-Projects.git` will be already created.


Bug: Issue 16594
Change-Id: I639421aadfd41300725309283f7bd3d149cc3021
diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/InitPlugin.java b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/InitPlugin.java
index 1702948..5539451 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/InitPlugin.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/InitPlugin.java
@@ -52,7 +52,10 @@
   }
 
   @Override
-  public void run() throws Exception {
+  public void run() {}
+
+  @Override
+  public void postRun() throws Exception {
     ui.header("%s initialization", pluginName);
 
     if (!bearerTokenProvider.get().isPresent()) {