Add a terse object to the OpenApiWriterSettings

Author: MaggieKimani1

src/Microsoft.OpenApi/Writers/OpenApiWriterSettings.cs

@@ -69,6 +69,11 @@ public ReferenceInlineSetting ReferenceInline {
         /// </summary>
         public bool InlineExternalReferences { get; set; } = false;
 
+        /// <summary>
+        /// Indicates whether or not the produced document will be written in a compact or pretty fashion.
+        /// </summary>
+        public bool Terse { get; set; } = false;
+
 
         internal bool ShouldInlineReference(OpenApiReference reference)
         {