chore: update to kotlin 1.9.0

Author: rfresh2

gradle.properties

@@ -10,5 +10,5 @@ forgeVersion=14.23.5.2860
 mappingsChannel=stable
 mappingsVersion=39-1.12
 
-kotlinVersion=1.8.21
-kotlinxCoroutinesVersion=1.7.1
+kotlinVersion=1.9.0
+kotlinxCoroutinesVersion=1.7.2

src/main/kotlin/com/lambda/client/util/threads/CoroutineUtils.kt

@@ -5,7 +5,7 @@ import kotlinx.coroutines.*
 /**
  * Single thread scope to use in Lambda
  */
-@OptIn(DelicateCoroutinesApi::class)
+@OptIn(DelicateCoroutinesApi::class, ExperimentalCoroutinesApi::class)
 val mainScope = CoroutineScope(newSingleThreadContext("Lambda Main"))
 
 /**