Hexadecimal escape sequences

[vanessa-rodrigues]

Parsing was failing on the following code:

const char hex2 = '\x9';

Reference

(+) Updated node and swift bindings.
(+) Added files to ignore list on CI. All of them are failing with the master code.

• Newtonsoft.Json/Src/Newtonsoft.Json/Linq/JArray.cs
• PowerToys/src/modules/cmdpal/Tests/Microsoft.CmdPal.Ext.Bookmarks.UnitTests/BookmarkResolverTests.Common.cs
• PowerToys/src/modules/cmdpal/Tests/Microsoft.CmdPal.Ext.Bookmarks.UnitTests/BookmarkResolverTests.Quoted.cs
• PowerToys/src/modules/cmdpal/Tests/Microsoft.CmdPal.Ext.Bookmarks.UnitTests/MockBookmarkManager.cs
• nunit/src/NUnitFramework/framework/Internal/OverloadResolutionPriorityAttribute.cs

[damieng]

It's usually best to split the work like the hex code and the version bumps apart but that's okay for now.

Thanks for the PR!