adding s back (#3157)

Author: mairaw

xml/System.Text.Json/Utf8JsonWriter.xml

@@ -383,7 +383,7 @@ The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original wri
 
 ## Remarks
 
-The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original writer options but now write to `bufferWriter` as the new destination.
+The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original writer options but now writes to `bufferWriter` as the new destination.
 
           ]]></format>
         </remarks>
@@ -418,7 +418,7 @@ The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original wri
 
 ## Remarks
 
-The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original writer options but now write to `utf8Json` as the new destination.
+The <xref:System.Text.Json.Utf8JsonWriter> will continue to use the original writer options but now writes to `utf8Json` as the new destination.
 
           ]]></format>
         </remarks>