Automatically port remarks for Reflection and Security APIs (#3875)

* Automatically port some comments (Win32, Reflection, Security)

* Address comments by mairaw

* Remove unnecessary remark tags

Author: carlossanlop

xml/Microsoft.Win32/CommonDialog.xml

@@ -300,14 +300,7 @@
       <Docs>
         <summary>Gets or sets an object associated with the dialog. This provides the ability to attach an arbitrary object to the dialog.</summary>
         <value>A <see cref="T:System.Object" /> that is attached or associated with a dialog.</value>
-        <remarks>
-          <format type="text/markdown"><![CDATA[  
-  
-## Examples  
- See Also  
-  
- ]]></format>
-        </remarks>
+        <remarks>To be added.</remarks>
       </Docs>
     </Member>
   </Members>

xml/System.Reflection.PortableExecutable/DebugDirectoryEntryType.xml

@@ -18,7 +18,7 @@
     <BaseTypeName>System.Enum</BaseTypeName>
   </Base>
   <Docs>
-    <summary>To be added.</summary>
+    <summary>An enumeration that describes the format of the debugging information of a <see cref="T:System.Reflection.PortableExecutable.DebugDirectoryEntry" />.</summary>
     <remarks>
       <format type="text/markdown"><![CDATA[