Update plugin com.palantir.consistent-versions to v3.15.0 (#292)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| com.palantir.consistent-versions | `3.14.0` → `3.15.0` |
![age](https://developer.mend.io/api/mc/badges/age/maven/com.palantir.consistent-versions:com.palantir.consistent-versions.gradle.plugin/3.15.0?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.palantir.consistent-versions:com.palantir.consistent-versions.gradle.plugin/3.14.0/3.15.0?slim=true)
|

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build.gradle.kts

@@ -14,7 +14,7 @@ plugins {
     idea
     id("com.diffplug.spotless") version "8.3.0"
     id("com.google.cloud.tools.jib") version "3.5.3" apply false
-    id("com.palantir.consistent-versions") version "3.14.0"
+    id("com.palantir.consistent-versions") version "3.15.0"
     id("net.ltgt.errorprone") version "5.1.0" apply false
     id("org.jreleaser") version "1.23.0"
 }