AddDefaultConstructorFix: fix testData

#KT-20718

idea/testData/quickfix/addDefaultConstructor/expectAnnotation.kt

@@ -1,4 +1,4 @@
-// "Add default constructor to expect class" "true"
+// "Add default constructor to 'expect' class" "true"
 // ENABLE_MULTIPLATFORM
 // ERROR: Expected annotation class 'Foo' has no actual declaration in module light_idea_test_case for JVM
 

idea/testData/quickfix/addDefaultConstructor/expectAnnotation.kt.after

@@ -1,4 +1,4 @@
-// "Add default constructor to expect class" "true"
+// "Add default constructor to 'expect' class" "true"
 // ENABLE_MULTIPLATFORM
 // ERROR: Expected annotation class 'Foo' has no actual declaration in module light_idea_test_case for JVM
 

idea/testData/quickfix/addDefaultConstructor/expectAnnotation2.kt

@@ -1,4 +1,4 @@
-// "Add default constructor to expect class" "true"
+// "Add default constructor to 'expect' class" "true"
 // ENABLE_MULTIPLATFORM
 // ERROR: Expected annotation class 'Foo' has no actual declaration in module light_idea_test_case for JVM
 

idea/testData/quickfix/addDefaultConstructor/expectAnnotation2.kt.after

@@ -1,4 +1,4 @@
-// "Add default constructor to expect class" "true"
+// "Add default constructor to 'expect' class" "true"
 // ENABLE_MULTIPLATFORM
 // ERROR: Expected annotation class 'Foo' has no actual declaration in module light_idea_test_case for JVM