Add thousands delimiters for readability. (#3156)

Author: ahsonkhan

xml/System.Text.Json/Utf8JsonWriter.xml

@@ -2602,7 +2602,7 @@ The property name should already be escaped when the instance of <xref:System.Te
       <Docs>
         <summary>Writes the beginning of a JSON array.</summary>
         <remarks>To be added.</remarks>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000.
 
 -or-
 
@@ -2640,7 +2640,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000.
 
 -or-
 
@@ -2678,7 +2678,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000.
 
 -or-
 
@@ -2716,7 +2716,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000.
 
 -or-
 
@@ -2754,7 +2754,7 @@ The property name should already be escaped when the instance of <xref:System.Te
 
             ]]></format>
         </remarks>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON has exceeded the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON has exceeded the maximum depth of 1,000.
 
 -or-
 
@@ -2780,7 +2780,7 @@ Validation is enabled, and this method would result in writing invalid JSON.</ex
       <Docs>
         <summary>Writes the beginning of a JSON object.</summary>
         <remarks>To be added.</remarks>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000.
 
 -or-
 
@@ -2818,7 +2818,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000. 
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000. 
 
 -or-
 
@@ -2856,7 +2856,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000. 
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000. 
 
 -or-
 
@@ -2894,7 +2894,7 @@ The property name is escaped before writing.
           ]]></format>
         </remarks>
         <exception cref="T:System.ArgumentException">The specified property name is too large.</exception>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1000. 
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON exceeds the maximum depth of 1,000. 
 
 -or-
 
@@ -2932,7 +2932,7 @@ The property name should already be escaped when the instance of <xref:System.Te
 
             ]]></format>
         </remarks>
-        <exception cref="T:System.InvalidOperationException">The depth of the JSON has exceeded the maximum depth of 1000.
+        <exception cref="T:System.InvalidOperationException">The depth of the JSON has exceeded the maximum depth of 1,000.
 
 -or-