Move some tests from boxWithStdlib/ to box/

Move those tests which do not require neither stdlib nor reflect

compiler/testData/codegen/box/arrays/inProjectionAsParameter.kt

@@ -0,0 +1,9 @@
+fun test(y: Array<in Array<String>>) {
+    y[0] = kotlin.arrayOf("OK")
+}
+
+fun box() : String {
+    val x : Array<Array<*>> = kotlin.arrayOf(kotlin.arrayOf(1))
+    test(x)
+    return x[0][0] as String
+}