[maven-release-plugin] prepare release javapoet-1.3.0
[maven-release-plugin] prepare release javapoet-1.3.0

ponsonio/javapoet,mumer92/javapoet,ponsonio/javapoet,kenzierocks/javapoet,sormuras/javapoet,kenzierocks/javapoet,square/kotlinpoet,auke-/javawriter,gk5885/javawriter,sormuras/javapoet,square/javapoet,gk5885/javawriter,square/kotlinpoet,mumer92/javapoet,square/javawriter,auke-/javawriter