Update CW Publisher to PREVIEW

Author: dagnir

metric-publishers/cloudwatch-metric-publisher/pom.xml

@@ -23,6 +23,12 @@
     <artifactId>cloudwatch-metric-publisher</artifactId>
     <name>AWS Java SDK :: Metric Publishers :: CloudWatch</name>
     <packaging>jar</packaging>
+    <version>${awsjavasdk.version}-PREVIEW</version>
+
+    <properties>
+        <awsjavasdk.version>${project.parent.version}</awsjavasdk.version>
+        <jre.version>1.8</jre.version>
+    </properties>
 
     <dependencies>
         <dependency>

metric-publishers/pom.xml

@@ -33,7 +33,7 @@
             <dependency>
                 <groupId>software.amazon.awssdk</groupId>
                 <artifactId>bom-internal</artifactId>
-                <version>${project.version}</version>
+                <version>${awsjavasdk.version}</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>

test/tests-coverage-reporting/pom.xml

@@ -155,7 +155,7 @@
         <dependency>
             <artifactId>cloudwatch-metric-publisher</artifactId>
             <groupId>software.amazon.awssdk</groupId>
-            <version>${awsjavasdk.version}</version>
+            <version>${awsjavasdk.version}-PREVIEW</version>
         </dependency>
 
         <!-- Need to explicitly add service modules to aggregate the tests coverage