Excavator: Upgrades Baseline to the latest version (#268)

Author: svc-excavator-bot

build.gradle

@@ -13,7 +13,7 @@ buildscript {
         classpath 'com.netflix.nebula:nebula-publishing-plugin:13.6.1'
         classpath 'com.netflix.nebula:gradle-info-plugin:5.1.0'
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:1.12.4'
-        classpath 'com.palantir.baseline:gradle-baseline-java:2.8.0'
+        classpath 'com.palantir.baseline:gradle-baseline-java:2.9.0'
         classpath 'com.palantir.gradle.gitversion:gradle-git-version:0.12.2'
         classpath 'gradle.plugin.org.inferred:gradle-processors:3.1.0'
         classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4"