Test Kotlin 2.1.0-Beta1 on the kotlin-dev bot

Change-Id: Ie27f05a2c58ecc0a429444f3cd89f4a44c16b7e9
diff --git a/src/test/testbase/java/com/android/tools/r8/KotlinTestParameters.java b/src/test/testbase/java/com/android/tools/r8/KotlinTestParameters.java
index ba16ee1..692c387 100644
--- a/src/test/testbase/java/com/android/tools/r8/KotlinTestParameters.java
+++ b/src/test/testbase/java/com/android/tools/r8/KotlinTestParameters.java
@@ -192,7 +192,9 @@
       int index = 0;
       List<KotlinCompilerVersion> compilerVersions;
       if (withDevCompiler) {
-        compilerVersions = ImmutableList.of(KotlinCompilerVersion.KOTLIN_DEV);
+        compilerVersions =
+            ImmutableList.of(
+                KotlinCompilerVersion.KOTLINC_2_1_0_BETA1, KotlinCompilerVersion.KOTLIN_DEV);
       } else if (withOldCompilers) {
         compilerVersions =
             Arrays.stream(KotlinCompilerVersion.values())