Take into account vararg modifier in "Add type" quick fix

So #KT-20894 Fixed

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralDouble.kt

@@ -0,0 +1,4 @@
+// "Add type 'Double' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value = [1.0, 2.2]<caret>)

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralDouble.kt.after

@@ -0,0 +1,4 @@
+// "Add type 'Double' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value: Double = [1.0, 2.2])

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralInt.kt

@@ -0,0 +1,4 @@
+// "Add type 'Int' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value = [1, 2]<caret>)

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralInt.kt.after

@@ -0,0 +1,4 @@
+// "Add type 'Int' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value: Int = [1, 2])

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralString.kt

@@ -0,0 +1,4 @@
+// "Add type 'String' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value = ["alpha", "beta"]<caret>)

idea/testData/quickfix/addTypeAnnotationToValueParameter/annotationWithVarargArrayLiteralString.kt.after

@@ -0,0 +1,4 @@
+// "Add type 'String' to parameter 'value'" "true"
+// LANGUAGE_VERSION: 1.2
+
+annotation class CollectionDefault(vararg val value: String = ["alpha", "beta"])