Prohibit unescaped annotations on primary constructor of local class

compiler/testData/psi/primaryConstructor/local.kt

@@ -1,4 +1,15 @@
 fun foo() {
     class A1 constructor()
     class A2 Ann private constructor()
+
+    class A3 private @Ann("") constructor()
+    class A4 @Ann("") constructor()
+
+    class A5
+    Ann
+    constructor()
+
+    class A6
+    Ann("")
+    constructor()
 }