Merge branch 'Fix_SPGroupDescrOverlength' of https://github.com/MondayCoffee/pnpframework into pr270

Author: jansenbe

src/lib/PnP.Framework/Provisioning/ObjectHandlers/ObjectSiteSecurity.cs

@@ -322,7 +322,7 @@ public override TokenParser ProvisionObjects(Web web, ProvisioningTemplate templ
                         group = web.AddGroup(
                             parsedGroupTitle,
                             //If the description is more than 512 characters long a server exception will be thrown.
-                            PnPHttpUtility.ConvertSimpleHtmlToText(parsedGroupDescription, int.MaxValue),
+                            PnPHttpUtility.ConvertSimpleHtmlToText(parsedGroupDescription, 511),
                             parsedGroupTitle == parsedGroupOwner);
                         group.AllowMembersEditMembership = siteGroup.AllowMembersEditMembership;
                         group.AllowRequestToJoinLeave = siteGroup.AllowRequestToJoinLeave;
@@ -392,7 +392,7 @@ public override TokenParser ProvisionObjects(Web web, ProvisioningTemplate templ
                                 executeQuery = true;
                             }
 
-                            var plainTextDescription = PnPHttpUtility.ConvertSimpleHtmlToText(parsedGroupDescription, int.MaxValue);
+                            var plainTextDescription = PnPHttpUtility.ConvertSimpleHtmlToText(parsedGroupDescription, 511);
                             if (group.Description != plainTextDescription)
                             {
                                 //If the description is more than 512 characters long a server exception will be thrown.