Bump com.diffplug.spotless:spotless-plugin-gradle from 6.17.0 to 6.18.0 (#5352)

* Bump com.diffplug.spotless:spotless-plugin-gradle from 6.17.0 to 6.18.0

Bumps [com.diffplug.spotless:spotless-plugin-gradle](https://github.com/diffplug/spotless) from 6.17.0 to 6.18.0.
- [Release notes](https://github.com/diffplug/spotless/releases)
- [Changelog](https://github.com/diffplug/spotless/blob/main/CHANGES.md)
- [Commits](https://github.com/diffplug/spotless/compare/gradle/6.17.0...gradle/6.18.0)

---
updated-dependencies:
- dependency-name: com.diffplug.spotless:spotless-plugin-gradle
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* spotless

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jack Berg <jberg@newrelic.com>

buildSrc/build.gradle.kts

@@ -33,7 +33,7 @@ repositories {
 dependencies {
   implementation("com.google.auto.value:auto-value-annotations:1.10.1")
   // When updating, update above in plugins too
-  implementation("com.diffplug.spotless:spotless-plugin-gradle:6.17.0")
+  implementation("com.diffplug.spotless:spotless-plugin-gradle:6.18.0")
   // Needed for japicmp but not automatically brought in for some reason.
   implementation("com.google.guava:guava:31.1-jre")
   implementation("com.squareup:javapoet:1.13.0")

sdk/metrics/src/test/java/io/opentelemetry/sdk/metrics/export/PeriodicMetricReaderTest.java

@@ -157,7 +157,8 @@ class PeriodicMetricReaderTest {
   @Timeout(2)
   @SuppressLogger(PeriodicMetricReader.class)
   public void intervalExport_exporterThrowsException() throws Exception {
-    WaitingMetricExporter waitingMetricExporter = new WaitingMetricExporter(/* shouldThrow=*/ true);
+    WaitingMetricExporter waitingMetricExporter =
+        new WaitingMetricExporter(/* shouldThrow= */ true);
     PeriodicMetricReader reader =
         PeriodicMetricReader.builder(waitingMetricExporter)
             .setInterval(Duration.ofMillis(100))