Zeebe Simple Monitor 2.1.0

Changelog

• (feat): allow customizing the UI (#269)
• (feat): show process/process instance page if process definition is not available (#287)
• (feat): sort processes and process instances tables (#293)
• (fix): show error page if context path is configured (#286)
• (fix): duplicate check for element instances and variables in multi-partition environment (#285)
• (fix): handle connection timeout to Hazelcast (#274)
• (deps): bump zeebe-hazelcast-connector from 1.0.0 to 1.0.1 (#277)
• (deps): bump hazelcast from 4.2 to 4.2.2 (#289)
• (deps): bump spring-zeebe-starter from 1.0.0 to 1.1.0 (#270)
• (deps): bump spring-boot-dependencies from 2.4.5 to 2.5.4 (#292)

📣 Special thanks for @nitram509 and @jbiblio for their contributions 🎉