Use getter names for $annotations methods in most codegen tests

This is needed to update master to 1.4, while still testing the latest
compiler by default. Also add one test on the old behavior.

compiler/testData/codegen/bytecodeListing/annotations/defaultTargets.kt

@@ -1,4 +1,4 @@
-// !LANGUAGE: -UseGetterNameForPropertyAnnotationsMethodOnJvm
+// !LANGUAGE: +UseGetterNameForPropertyAnnotationsMethodOnJvm
 
 @Target(AnnotationTarget.PROPERTY)
 annotation class AnnProperty
@@ -33,4 +33,4 @@ annotation class Anno
 
 @Anno
 val p2: Int = 4
-    get() = field
+    get() = field