Fix secondary constructor deletion in "sealed class -> object"

idea/testData/inspectionsLocal/convertSealedSubClassToObject/convertSubClassWithSecondaryConstructor.kt

@@ -0,0 +1,10 @@
+// FIX: Convert sealed sub-class to object
+// WITH_RUNTIME
+
+sealed class Sealed
+
+<caret>class SubSealed : Sealed() {
+    constructor() {
+        println("init")
+    }
+}

idea/testData/inspectionsLocal/convertSealedSubClassToObject/convertSubClassWithSecondaryConstructor.kt.after

@@ -0,0 +1,10 @@
+// FIX: Convert sealed sub-class to object
+// WITH_RUNTIME
+
+sealed class Sealed
+
+object SubSealed : Sealed() {
+    init {
+        println("init")
+    }
+}