Backported chnages

• Bump Scala CLI to v1.12.3 (was v1.12.2) #25365
• Bump Scala CLI to 1.12.4 (was 1.12.3) #25434
• Fix Java enum forwarders to pull from companion on initialization #24361
• Fix issues in presentation compiler when using Scala JS #25450
• Add safe mode #25307
• Drop SafeMode attribute in Tasty #25357
• Fix @assumeSafe addition in safe mode #25364
• Disallow @assumeSafe under safe mode #25462
• Don't enable compact annotations under 2.13. #25419
• Don't absolutize sources outside of the sourceroot in TASTy #25429
• Docs: Enforce links checks in the generated docs #25425
• Preserve insertion order when balancing And/OrType #25361
• Improve ref check of constructors #24342
• Force REPL to not evaluate LazyList #25444
• Fix REPL usage of macros loaded via :dep and :jar #25312

Contributors

Thank you to all the contributors who made this release possible 🎉

According to git shortlog -sn --no-merges 3.8.3-RC1..3.8.3-RC2 these are:

    16	Wojciech Mazur
    12	Martin Odersky
    10	Solal Pirelli
     2	Tomasz Godzik
     1	Piotr Chabelski
     1	Som Snytt