Fix Intellisense bugs (#3698)

* remove exception for class

* fix intellisense issues

Author: mairaw

xml/System.Text.Json/Utf8JsonWriter.xml

@@ -833,7 +833,7 @@ The property name should already be escaped when the instance of <xref:System.Te
         <Parameter Name="utf8Value" Type="System.ReadOnlySpan&lt;System.Byte&gt;" />
       </Parameters>
       <Docs>
-        <param name="utf8Value">The UTF-8 encoded value to be written as a JSON comment within `/*..*/`.</param>
+        <param name="utf8Value">The UTF-8 encoded value to be written as a JSON comment within <c>/*..*/</c>.</param>
         <summary>Writes a UTF-8 text value as a JSON comment.</summary>
         <remarks>
           <format><![CDATA[
@@ -848,7 +848,7 @@ The comment value is not escaped before writing.
 
 -or-
 
-<paramref name="utf8Value" /> contains a comment delimiter (that is, `*/`).</exception>
+<paramref name="utf8Value" /> contains a comment delimiter (that is, <c>*/</c>).</exception>
       </Docs>
     </Member>
     <Member MemberName="WriteCommentValue">
@@ -871,7 +871,7 @@ The comment value is not escaped before writing.
         <Parameter Name="value" Type="System.ReadOnlySpan&lt;System.Char&gt;" />
       </Parameters>
       <Docs>
-        <param name="value">The UTF-16 encoded value to be written as a UTF-8 transcoded JSON comment within `/*..*/`.</param>
+        <param name="value">The UTF-16 encoded value to be written as a UTF-8 transcoded JSON comment within <c>/*..*/</c>.</param>
         <summary>Writes a UTF-16 text value as a JSON comment.</summary>
         <remarks>
           <format><![CDATA[
@@ -886,7 +886,7 @@ The comment value is not escaped before writing.
 
 -or-
 
-<paramref name="value" /> contains a comment delimiter (that is, `*/`).</exception>
+<paramref name="value" /> contains a comment delimiter (that is, <c>*/</c>).</exception>
       </Docs>
     </Member>
     <Member MemberName="WriteCommentValue">
@@ -909,7 +909,7 @@ The comment value is not escaped before writing.
         <Parameter Name="value" Type="System.String" />
       </Parameters>
       <Docs>
-        <param name="value">The UTF-16 encoded value to be written as a UTF-8 transcoded JSON comment within `/*..*/`.</param>
+        <param name="value">The UTF-16 encoded value to be written as a UTF-8 transcoded JSON comment within <c>/*..*/</c>.</param>
         <summary>Writes a string text value as a JSON comment.</summary>
         <remarks>
           <format><![CDATA[
@@ -924,7 +924,7 @@ The comment value is not escaped before writing.
 
 -or-
 
-<paramref name="value" /> contains a comment delimiter (that is, `*/`).</exception>
+<paramref name="value" /> contains a comment delimiter (that is, <c>*/</c>).</exception>
         <exception cref="T:System.ArgumentNullException">The <paramref name="value" /> parameter is <see langword="null" />.</exception>
       </Docs>
     </Member>