[threading] IJPL-178581: Set Main version of EDT dispatcher as Dispatchers.Main

GitOrigin-RevId: 7f5dcd2ec43df973b6bc9c455b51b0b6d1c80df1

platform/core-impl/src/com/intellij/openapi/application/impl/EdtCoroutineDispatcherFactory.kt

@@ -11,6 +11,11 @@ internal class EdtCoroutineDispatcherFactory : MainDispatcherFactory {
   override val loadPriority: Int get() = 0
 
   override fun createDispatcher(allFactories: List<MainDispatcherFactory>): MainCoroutineDispatcher {
-    return EdtCoroutineDispatcher.Locking
+    return if (System.getProperty("ide.install.ui.dispatcher.as.main.coroutine.dispatcher")?.toBooleanStrictOrNull() ?: true) {
+      EdtCoroutineDispatcher.Main
+    }
+    else {
+      EdtCoroutineDispatcher.Locking
+    }
   }
 }