Excavator: Upgrade buildscript dependencies (#209)

Author: svc-excavator-bot

build.gradle

@@ -26,7 +26,7 @@ buildscript {
 
     dependencies {
         classpath 'com.netflix.nebula:gradle-info-plugin:5.1.0'
-        classpath 'com.netflix.nebula:nebula-publishing-plugin:13.6.0'
+        classpath 'com.netflix.nebula:nebula-publishing-plugin:13.6.1'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.4'
         classpath 'com.palantir.baseline:gradle-baseline-java:0.65.0'
         classpath 'com.palantir.gradle.conjure:gradle-conjure:4.13.1'