major changes to the Spring Tools 4 for Eclipse distribution

• updated to Eclipse 2021-09 release (including support for Java 16) (new and noteworthy)
• Java 17 support available (via separate add-on)
• early-access builds for Apple Silicon platform (ARM M1) available

additional changes

• (VS Code, Spring Boot) fixed: [codespaces] vscode extension crashes if specified log output location doesn't work (#676)
• (Eclipse, Spring Boot) improvement: Little UX improvement for Tags Editor in the Properties View (#649)
• (Eclipse, Spring Boot) fixed: symbols don't work anymore in Eclipse (#682)
• (Eclipse, Spring Boot) fixed: Problem with the STS/eclipse initializr for custom project types (#660)

known issues

• (Eclipse): There is an issue with the internal web browser opening HTTP URLs on macOS, showing an error popup from the operating system instead of opening the HTTP URL. The best way to workaround this is to switch to an external browser in the preferences via Preferences -> General -> Web Browser and then select Use External Web Browser.
• (Eclipse): The docker integration inside of the Boot Dashboard doesn't work on Apple Silicon (#684)