1.14.4 Add XMC MCU support

What's Changed

• By adding two macros all Infineons XMC MCUs are now able to use the l… by @OlafFilies in #119
• Remove offensive term in comments by @Wol in #120

New Contributors

• @OlafFilies made their first contribution in #119
• @Wol made their first contribution in #120

Full Changelog: 1.14.3...1.14.4