bump version to v2.3.1

Author: zengqiao

build.sh

@@ -4,7 +4,7 @@ cd $workspace
 
 ## constant
 OUTPUT_DIR=./output
-KM_VERSION=2.3.0
+KM_VERSION=2.3.1
 APP_NAME=kafka-manager
 APP_DIR=${APP_NAME}-${KM_VERSION}
 

pom.xml

@@ -16,7 +16,7 @@
     </parent>
 
     <properties>
-        <kafka-manager.revision>2.3.0-SNAPSHOT</kafka-manager.revision>
+        <kafka-manager.revision>2.3.1-SNAPSHOT</kafka-manager.revision>
         <swagger2.version>2.7.0</swagger2.version>
         <swagger.version>1.5.13</swagger.version>