Bump to 1.5.31

buildSrc/src/main/kotlin/Deps.kt

@@ -16,9 +16,9 @@
 
 object Versions {
     val kotlinCoroutines = "1.5.2-native-mt"
-    val kotlin = "1.5.30"
+    val kotlin = "1.5.31"
     val kotlinSerialization = "1.3.0-RC"
-    val kotlinSerializationPlugin = "1.5.30"
+    val kotlinSerializationPlugin = "1.5.31"
     val atomicfu = "0.14.3-M2-2-SNAPSHOT" //NOTE: my linux arm32 and arm64 build
     val nodePlugin = "1.3.0"
     val dokkaPlugin = "1.5.0"