fix ksp update iosApp build error

https://github.com/google/ksp/blob/main/docs/ksp2.md#ksp1-deprecation-schedule

Author: mrljdx

template/app/src/iosMain/kotlin/kotli/app/di/platform/createDataStorePath.kt

@@ -1,10 +1,12 @@
 package kotli.app.di.platform
 
+import kotlinx.cinterop.ExperimentalForeignApi
 import platform.Foundation.NSDocumentDirectory
 import platform.Foundation.NSFileManager
 import platform.Foundation.NSURL
 import platform.Foundation.NSUserDomainMask
 
+@OptIn(ExperimentalForeignApi::class)
 actual fun createDataStorePath(fileName: String): String {
     val documentDirectory: NSURL? = NSFileManager.defaultManager.URLForDirectory(
         directory = NSDocumentDirectory,

template/gradle.properties

@@ -6,4 +6,5 @@ org.jetbrains.compose.experimental.jscanvas.enabled=true
 kotlin.mpp.enableCInteropCommonization=true
 kotlin.native.ignoreDisabledTargets=true
 kotlin.native.disableCompilerDaemon=true
-kotlin.js.yarn=true
+kotlin.js.yarn=true
+ksp.useKSP2=true