Updated to latest 2.9.x

- Updated to the latest available 2.9.3 API.
- Fixed typo in variable name.

Change-Id: Ie604df834737a5175c33fe7b113834fbd44c7c86

pom.xml

diff --git a/pom.xml b/pom.xml
index 1aac62d..821df0b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,14 +25,14 @@
     <groupId>com.cisco.gerrit.plugins</groupId>
     <artifactId>slack-integration</artifactId>
     <packaging>jar</packaging>
-    <version>2.9</version>
+    <version>2.9.3</version>
     <name>Slack Integration Plugin</name>
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
         <gerrit-api-type>plugin</gerrit-api-type>
-        <gerrit-api-version>2.9</gerrit-api-version>
+        <gerrit-api-version>${project.version}</gerrit-api-version>
     </properties>
 
     <build>

src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java

diff --git a/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java b/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
index 4ca0f86..0e3bc5a 100644
--- a/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
+++ b/src/test/java/com/cisco/gerrit/plugins/slack/PublishEventListenerTest.java
@@ -29,7 +29,7 @@
 {
     private PatchSetCreatedEvent mockPatchSetCreatedEvent =
             mock(PatchSetCreatedEvent.class);
-    private ChangeMergedEvent mocChangeMergedEvent =
+    private ChangeMergedEvent mockChangeMergedEvent =
             mock(ChangeMergedEvent.class);
 
     private PublishEventListener publishEventListener;