Wrap diagnostic parameters to double quotes and split by comma instead of semicolon

compiler/testData/diagnostics/tests/inner/annotationInInnerClass.kt

@@ -1,5 +1,5 @@
 class Outer {
     inner class Inner {
-        annotation <!NESTED_CLASS_NOT_ALLOWED(Annotation class)!>class TestNestedAnnotation<!>
+        annotation <!NESTED_CLASS_NOT_ALLOWED("Annotation class")!>class TestNestedAnnotation<!>
     }
 }

compiler/testData/diagnostics/tests/inner/enumInInnerClass.kt

@@ -1,5 +1,5 @@
 class Outer {
     inner class Inner {
-        <!NESTED_CLASS_NOT_ALLOWED(Enum class)!>enum class TestNestedEnum<!>
+        <!NESTED_CLASS_NOT_ALLOWED("Enum class")!>enum class TestNestedEnum<!>
     }
 }

compiler/testData/diagnostics/tests/inner/interfaceInInnerClass.kt

@@ -1,5 +1,5 @@
 class Outer {
     inner class Inner {
-        <!NESTED_CLASS_NOT_ALLOWED(Interface)!>interface TestNestedInterface<!>
+        <!NESTED_CLASS_NOT_ALLOWED("Interface")!>interface TestNestedInterface<!>
     }
 }

compiler/testData/diagnostics/tests/inner/nestedObject.kt

@@ -1,12 +1,12 @@
 // SKIP_TXT
 class Outer {
     inner class Inner1 {
-        <!NESTED_CLASS_NOT_ALLOWED(Object)!>object Obj1<!>
+        <!NESTED_CLASS_NOT_ALLOWED("Object")!>object Obj1<!>
 
-        companion <!NESTED_CLASS_NOT_ALLOWED(Companion object)!>object Obj2<!>
+        companion <!NESTED_CLASS_NOT_ALLOWED("Companion object")!>object Obj2<!>
 
         inner class Inner2 {
-            <!NESTED_CLASS_NOT_ALLOWED(Object)!>object Obj3<!>
+            <!NESTED_CLASS_NOT_ALLOWED("Object")!>object Obj3<!>
         }
     }
 }