Update dependency scalafmt to v3.9.6

[renovate]

This PR contains the following updates:

Package	Update	Change
scalafmt	patch	3.9.4 -> 3.9.6

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Release Notes

scalameta/scalafmt (scalafmt)

v3.9.6

Compare Source

Bug fixes

• Splits: fix handling before left bracket (#​4893) @​kitbellew

Build and dependency updates

• Update sbt-scalajs, scalajs-compiler, ... to 1.19.0 (#​4894) @​scalameta-bot

v3.9.5

Compare Source

Bug fixes

• Scalameta: upgrade to v4.13.5 (#​4889) @​kitbellew
• Splits: keep NL after comma if source=keep (#​4888) @​kitbellew
• Splits: exclude brackets in ApplyType after Select (#​4882) @​kitbellew

Miscellaneous

• ParConverters: move from sysops to tests (#​4890) @​kitbellew
• Splits: find last in qual, not before select . (#​4880) @​kitbellew

Build and dependency updates

• SBT: move nailgun dependency to JVM platform (#​4891) @​kitbellew
• Update sbt, scripted-plugin to 1.10.11 (#​4885) @​scalameta-bot
• Update sbt, scripted-plugin to 1.10.10 (#​4879) @​scalameta-bot
• Update sbt-ci-release to 1.9.3 (#​4877) @​scalameta-bot
• bugfix: Remove sbt script as it seems unable to download latest sbt (#​4876) @​tgodzik
• Formatting: upgrade to v3.9.4 (#​4872) @​kitbellew

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