Revert "Temporarily ignore tests that require a new distro"

This reverts commit 461778e.

Author: bamboo

samples-tests/src/test/kotlin/org/gradle/kotlin/dsl/samples/SamplesSmokeTest.kt

@@ -8,7 +8,6 @@ import org.hamcrest.CoreMatchers.containsString
 import org.junit.Assert.assertThat
 import org.junit.Assume.assumeTrue
 import org.junit.Before
-import org.junit.Ignore
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.junit.runners.Parameterized
@@ -40,7 +39,6 @@ class SamplesSmokeTest(
         build("tasks")
     }
 
-    @Ignore("requires distro update")
     @Test
     fun `uses the right Kotlin Gradle Plugin version on `() {