Excavator: Upgrades Baseline to the latest version (#1175)

Author: svc-excavator-bot

build.gradle

@@ -7,7 +7,7 @@ buildscript {
     dependencies {
         classpath 'com.palantir.jakartapackagealignment:jakarta-package-alignment:0.6.0'
         classpath 'com.gradle.publish:plugin-publish-plugin:1.3.0'
-        classpath 'com.palantir.baseline:gradle-baseline-java:6.3.0'
+        classpath 'com.palantir.baseline:gradle-baseline-java:6.4.0'
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:2.31.0'
         classpath 'com.palantir.gradle.externalpublish:gradle-external-publish-plugin:1.19.0'
         classpath 'com.palantir.gradle.failure-reports:gradle-failure-reports:1.13.0'