Update kotlin monorepo to v1.8.21

renovate[bot] · web-flow · commit 6e75def85afd · 2023-05-11T05:57:01.000Z
diff --git a/gradle.properties b/gradle.properties
@@ -1,7 +1,7 @@
 android.enableJetifier=true
 android.useAndroidX=true
 org.gradle.jvmargs=-Xmx4000M
-kotlinVersion=1.8.20
+kotlinVersion=1.8.21
 version=6.5.4-SNAPSHOT
 kapt.incremental.apt=true
 kapt.use.worker.api=true
