Bug fixes

What's Changed

• Pkcs12 connect sample by @TwistedTwigleg in #401
• Bump json from 20200518 to 20230227 in /sdk by @dependabot in #404
• Adjust shared subscription sample to better fit docs by @TwistedTwigleg in #406
• Add missing cd step by @sbSteveK in #409
• Minor PKCS12 sample fixes by @TwistedTwigleg in #410
• Add tokenKeyName and tokenValue support to MQTT311 custom auth by @TwistedTwigleg in #407
• Full backwards compat with custom auth in MQTT311 by @TwistedTwigleg in #411
• Adjust command input for backwards compatibility by @TwistedTwigleg in #415
• update aws-crt-java version by @sbSteveK in #414
• AutoTag PR for v1.12.1 by @TwistedTwigleg in #416

Full Changelog: v1.12.0...v1.12.1