Bump Kotlin plugin from 2.2.21 to 2.3.10

Change-Id: I7d96edcf8dfb6d055dcf7477d60594bd11e47327
diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml
index 8ad8c86..f203762 100644
--- a/.idea/kotlinc.xml
+++ b/.idea/kotlinc.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="KotlinJpsPluginSettings">
-    <option name="version" value="2.2.21" />
+    <option name="externalSystemId" value="Gradle" />
+    <option name="version" value="2.3.10" />
   </component>
 </project>
\ No newline at end of file