build(deps): bump com.formdev:flatlaf-extras in /serverpackcreator-app

Bumps [com.formdev:flatlaf-extras](https://github.com/JFormDesigner/FlatLaf) from 3.4 to 3.5.2.
- [Release notes](https://github.com/JFormDesigner/FlatLaf/releases)
- [Changelog](https://github.com/JFormDesigner/FlatLaf/blob/main/CHANGELOG.md)
- [Commits](https://github.com/JFormDesigner/FlatLaf/compare/3.4...3.5.2

)

---
updated-dependencies:
- dependency-name: com.formdev:flatlaf-extras
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

serverpackcreator-app/build.gradle.kts

@@ -40,7 +40,7 @@ dependencies {
     api("org.jetbrains.kotlinx:kotlinx-coroutines-swing:1.9.0")
     api("org.jetbrains.kotlin:kotlin-reflect:2.0.0")
     api("com.formdev:flatlaf:3.5.1")
-    api("com.formdev:flatlaf-extras:3.4")
+    api("com.formdev:flatlaf-extras:3.5.2")
     api("com.formdev:flatlaf-intellij-themes:3.5.1")
     api("com.formdev:flatlaf-fonts-jetbrains-mono:2.304")
     api("com.formdev:flatlaf-fonts-inter:4.0")