Test experimental coroutines version requirement on JVM only

Modify 'suspendFun' and 'nestedClassMembers' tests so that pre-release
suspend functions are tested only on JVM, where they are still supported.

compiler/testData/versionRequirement/nestedClassMembers.kt

@@ -5,12 +5,12 @@ import kotlin.internal.RequireKotlin
 
 class Outer {
     inner class Inner {
-        @RequireKotlin("1.1")
-        inner class Deep @RequireKotlin("1.1") constructor() {
-            @RequireKotlin("1.1")
+        @RequireKotlin("1.3")
+        inner class Deep @RequireKotlin("1.3") constructor() {
+            @RequireKotlin("1.3")
             fun f() {}
 
-            @RequireKotlin("1.1")
+            @RequireKotlin("1.3")
             val x = ""
 
             suspend fun s() {}
@@ -18,13 +18,13 @@ class Outer {
     }
 
     class Nested {
-        @RequireKotlin("1.1")
+        @RequireKotlin("1.3")
         fun g() {}
     }
 
-    @RequireKotlin("1.1")
+    @RequireKotlin("1.3")
     companion object
 }
 
-@RequireKotlin("1.1")
+@RequireKotlin("1.3")
 fun topLevel() {}

compiler/testData/versionRequirement/suspendFun_1_2.kt

@@ -0,0 +1,16 @@
+package test
+
+suspend fun topLevel() {}
+
+class Foo {
+    constructor(block: suspend () -> Unit)
+
+    suspend fun member() {}
+}
+
+fun async1(block: suspend () -> Unit) {}
+fun (suspend () -> Unit).async2() {}
+fun async3(): suspend () -> Unit = null!!
+fun async4(): Map<Int, suspend () -> Unit>? = null
+
+val (suspend () -> Unit).asyncVal: () -> Unit get() = {}