Remove API_VERSION 1.3 from tests on JvmDefault

So that these tests will now check behavior on the latest API version

compiler/testData/diagnostics/testsWithStdLib/annotations/jvmDefault/notInterface.kt

@@ -1,5 +1,5 @@
-// !API_VERSION: 1.3
 // !JVM_TARGET: 1.8
+
 abstract class A {
 
     <!JVM_DEFAULT_NOT_IN_INTERFACE!>@JvmDefault<!>
@@ -19,4 +19,4 @@ object B {
 
     <!JVM_DEFAULT_NOT_IN_INTERFACE!>@JvmDefault<!>
     fun test2(<!UNUSED_PARAMETER!>s<!>: String = "") {}
-}
+}