update release version

Author: xwm1992

gradle.properties

@@ -18,7 +18,7 @@
 jdk=1.8
 snapshot=false
 group=org.apache.eventmesh
-version=1.11.0-release
+version=1.12.0-release
 #last eight bits of public key
 signing.keyId=
 #passphrase for key pairs