Add updated comment to test

testlib/src/test/java/com/diffplug/spotless/kotlin/KtLintStepTest.java

@@ -15,13 +15,12 @@
  */
 package com.diffplug.spotless.kotlin;
 
-import org.junit.Test;
-
 import com.diffplug.spotless.FormatterStep;
 import com.diffplug.spotless.ResourceHarness;
 import com.diffplug.spotless.SerializableEqualityTester;
 import com.diffplug.spotless.StepHarness;
 import com.diffplug.spotless.TestProvisioner;
+import org.junit.Test;
 
 public class KtLintStepTest extends ResourceHarness {
 	@Test
@@ -52,8 +51,11 @@ public void worksShyiko() throws Exception {
 				});
 	}
 
+	// Regression test to ensure it works on the version it switched to Pinterest (version 0.32.0)
+	// but before 0.34.
+	// https://github.com/diffplug/spotless/issues/419
 	@Test
-	public void worksPinterest() throws Exception {
+	public void worksPinterestAndPre034() throws Exception {
 		// Must use jcenter because `com.andreapivetta.kolor:kolor:0.0.2` isn't available on mavenCentral.
 		// It is a dependency of ktlint.
 		FormatterStep step = KtLintStep.create("0.32.0", TestProvisioner.jcenter());