Bump scala-library from 2.13.1 to 2.13.9 in /clients/scala

[dependabot[bot]]

Bumps scala-library from 2.13.1 to 2.13.9.

Release notes

Sourced from scala-library's releases.

Scala 2.13.9

The following changes are highlights of this release:

Compatibility with Scala 3

• Tasty Reader: Add support for Scala 3.2 (#10068)
• Tasty Reader: Restrict access to experimental definitions (#10020)
• To aid cross-building, accept and ignore using in method calls (#10064 by @​som-snytt)
• To aid cross-building, allow ? as a wildcard even without -Xsource:3 (#9990)
• Make Scala-3-style implicit resolution explicitly opt-in rather than bundled in -Xsource:3 (#10012 by @​povder)
• Prefer type of overridden member when inferring (under -Xsource:3) (#9891 by @​som-snytt)

JDK version support

• Make -release more useful, deprecate -target, align with Scala 3 (#9982 by @​som-snytt)
• Support JDK 19 (#10001 by @​Philippus)

Warnings and lints

• Add -Wnonunit-statement to warn about discarded values in statement position (#9893 by @​som-snytt)
• Make unused-import warnings easier to silence (support filtering by origin=) (#9939 by @​som-snytt)
• Add -Wperformance lints for *Ref boxing and nonlocal return (#9889 by @​som-snytt)

Language improvements

• Improve support for Unicode supplementary characters in identifiers and string interpolation (#9805 by @​som-snytt)

Compiler options

• Use subcolon args to simplify optimizer options (#9810 by @​som-snytt)
• For troubleshooting compiler, add -Vdebug-type-error (and remove -Yissue-debug) (#9824 by @​tribbloid)

Security

• Error on source files with Unicode directional formatting characters (#10017)
• Prevent Function0 execution during LazyList deserialization (#10118)

Bugfixes

• Emit all bridge methods non-final (perhaps affecting serialization compat) (#9976)
• Fix null-pointer regression in Vector#prependedAll and Vector#appendedAll (#9983)
• Improve concurrent behavior of Java ConcurrentMap wrapper (#10027 by @​igabaydulin)
• Preserve null policy in wrapped Java Maps (#10129 by @​som-snytt)

Changes that shipped in Scala 2.12.16 and 2.12.17 are also included in this release.

For the complete 2.13.9 change lists, see all merged PRs and all closed bugs.

Compatibility

... (truncated)

Commits

• 986dcc1 Merge pull request #10129 from som-snytt/followup/12586-preserve-NPE
• b824b84 Preserve null policy in wrapped Java Map
• d578a02 Merge pull request #10128 from SethTisue/revert-10114-10123
• e5fe919 Revert "Args files are 1 arg per line, fix -Vprint-args -"
• 362c5d1 Revert "Trim and filter empties in arg files"
• 864148d Revert "process.Parser strips escaping backslash"
• f69fe8b Merge pull request #10127 from scalacenter/tasty/support-3.2.0-final
• 0aa6bd4 remove tasty escape hatch for 3.2.0-RC4
• af56abc Merge pull request #10123 from som-snytt/dev/814-window-cmd-escapes
• 7e844a5 Merge pull request #10121 from scala-steward/update/slf4j-nop-2.0.0
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