release v1.5

Author: whhe

pom.xml

@@ -41,7 +41,7 @@ under the License.
     </modules>
 
     <properties>
-        <revision>1.5-SNAPSHOT</revision>
+        <revision>1.5</revision>
         <flink.version>1.18.0</flink.version>
         <flink.major.version>1.18</flink.major.version>
         <scala.binary.version>2.12</scala.binary.version>