Prohibit body for annotation class

#KT-1886 Fixed

compiler/testData/diagnostics/tests/annotations/kt1860-positive.kt

@@ -1,4 +1,4 @@
-annotation class test {}
+annotation class test
 
 fun foo(test <!UNUSED_PARAMETER!>f<!> : Int) {}
 
@@ -8,4 +8,4 @@ var bar : Int = 1
 val x : (Int) -> Int = {([test] x : Int) -> x}
 
 class Hello(test args: Any) {
-}
+}

compiler/testData/diagnostics/tests/annotations/kt1886annotationBody.kt

@@ -0,0 +1,29 @@
+annotation class Annotation2() <!ANNOTATION_CLASS_WITH_BODY!>{
+    public val s: String = ""
+}<!>
+
+annotation class Annotation3() <!ANNOTATION_CLASS_WITH_BODY!>{
+    public fun foo() {}
+}<!>
+
+annotation class Annotation4() <!ANNOTATION_CLASS_WITH_BODY!>{
+    class Foo() {}
+}<!>
+
+annotation class Annotation5() <!ANNOTATION_CLASS_WITH_BODY!>{
+    class object {}
+}<!>
+
+annotation class Annotation6() <!ANNOTATION_CLASS_WITH_BODY!>{
+    {}
+}<!>
+
+annotation class Annotation1() <!ANNOTATION_CLASS_WITH_BODY!>{}<!>
+
+annotation class Annotation7(val name: String) <!ANNOTATION_CLASS_WITH_BODY!>{}<!>
+
+annotation class Annotation8(var name: String = "") <!ANNOTATION_CLASS_WITH_BODY!>{}<!>
+
+annotation class Annotation9(name: String)
+
+annotation class Annotation10

compiler/testData/renderer/Classes.kt

@@ -1,7 +1,6 @@
 package rendererTest
 
-annotation class TheAnnotation {
-}
+annotation class TheAnnotation
 
 [TheAnnotation]
 public open class TheClass<out T : Int, X> {
@@ -38,4 +37,4 @@ trait TheTrait {
 //internal trait TheTrait defined in rendererTest
 //internal abstract fun abstractFun() : Unit defined in rendererTest.TheTrait
 //class object : rendererTest.TheClass<jet.Int, jet.Int> defined in rendererTest.TheTrait
-//internal final fun classObjectFunction() : jet.Int defined in rendererTest.TheTrait.<class-object-for-TheTrait>
+//internal final fun classObjectFunction() : jet.Int defined in rendererTest.TheTrait.<class-object-for-TheTrait>