Bump org.jlleitschuh.gradle.ktlint in /unit-api-kotlin

Bumps org.jlleitschuh.gradle.ktlint from 11.1.0 to 11.3.1.

---
updated-dependencies:
- dependency-name: org.jlleitschuh.gradle.ktlint
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

unit-api-kotlin/build.gradle.kts

@@ -3,7 +3,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
     kotlin("jvm") version "1.8.10"
-    id("org.jlleitschuh.gradle.ktlint") version "11.1.0"
+    id("org.jlleitschuh.gradle.ktlint") version "11.3.1"
 
     // Auto Update Versions
     id("se.patrikerdes.use-latest-versions")