Excavator: Format Java files (#285)

Author: svc-excavator-bot

build.gradle

@@ -22,7 +22,7 @@ buildscript {
 
     dependencies {
         classpath 'com.palantir.gradle.externalpublish:gradle-external-publish-plugin:1.5.0'
-        classpath 'com.palantir.javaformat:gradle-palantir-java-format:2.2.0'
+        classpath 'com.palantir.javaformat:gradle-palantir-java-format:2.3.0'
         classpath 'com.palantir.baseline:gradle-baseline-java:4.31.0'
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:2.0.0'
         classpath 'com.palantir.gradle.gitversion:gradle-git-version:0.12.3'