add export from kotlin into swift of simple documentation comment #KT-65913 fixed

Merge-request: KT-MR-14622
Merged-by: Artem Olkov <artem.olkov@jetbrains.com>

native/swift/swift-export-standalone/testData/classes/input_root/class_with_package.kt

@@ -1,14 +1,29 @@
 package namespace
 
+/**
+ *  demo comment for
+ *  NAMESPACED_CLASS
+ */
 class NAMESPACED_CLASS
 
 class Foo {
+    /**
+     * this is a sample comment for INSIDE_CLASS with package
+     */
     class INSIDE_CLASS
 
+    /**
+     * this is a sample comment for func on class with package
+     */
     fun foo(): Boolean = TODO()
 
+    /**
+     * this is a sample comment for val on class with package
+     */
     val my_value: UInt = 5u
 
+    /**
+     * this is a sample comment for var on class with package
+     */
     var my_variable: Long = 5
-
 }

native/swift/swift-export-standalone/testData/classes/input_root/classes.kt

@@ -1,20 +1,55 @@
+/**
+ * this is a sample comment for class without public constructor
+ */
 public class ClassWithNonPublicConstructor internal constructor(public val a: Int)
 
+/**
+ * this is a sample comment for class without package
+ * in order to support documentation for primary constructor - we will have to start parsing comment content:
+ * https://kotlinlang.org/docs/kotlin-doc.html#constructor
+ */
 class Foo (a: Int) {
+    /**
+     * this is a sample comment for secondary constructor
+     */
     constructor(f: Float) : this(f.toInt())
 
+    /**
+     * this is a sample comment for private constructor
+     */
     private constructor(d: Double) : this(d.toInt())
+
+    /**
+     * this is a sample comment for INSIDE_CLASS without package
+     */
     class INSIDE_CLASS {
+        /**
+         * this is a sample comment for func on INSIDE_CLASS without package
+         */
         fun my_func(): Boolean = TODO()
 
+        /**
+         * this is a sample comment for val on INSIDE_CLASS without package
+         */
         val my_value_inner: UInt = 5u
 
+        /**
+         * this is a sample comment for var on INSIDE_CLASS without package
+         */
         var my_variable_inner: Long = 5
     }
+    /**
+     * this is a sample comment for func on class without package
+     */
     fun foo(): Boolean = TODO()
 
+    /**
+     * this is a sample comment for val on class without package
+     */
     val my_value: UInt = 5u
 
+    /**
+     * this is a sample comment for var on class without package
+     */
     var my_variable: Long = 5
-
 }