2.0RC2

What's Changed

• Composer Dependabot: update symfony/routing requirement from ^4.4.44 || ^5.0.0 || ^6.0.0 to ^4.4.44 || ^5.0.0 || ^6.0.0 || ^7.0.0 by @dependabot in #36
• added cxml dtd 1.2.063
• Added ability to add TaxDetail into Tax node (having multiple different tax rates)

Full Changelog: 2.0RC1...2.0RC2