Bump org.jetbrains.kotlinx:kotlinx-coroutines-slf4j from 1.7.3 to 1.8.1

Bumps [org.jetbrains.kotlinx:kotlinx-coroutines-slf4j](https://github.com/Kotlin/kotlinx.coroutines) from 1.7.3 to 1.8.1.
- [Release notes](https://github.com/Kotlin/kotlinx.coroutines/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.coroutines/blob/master/CHANGES.md)
- [Commits](Kotlin/kotlinx.coroutines@1.7.3...1.8.1)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-coroutines-slf4j
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle.kts

@@ -35,7 +35,7 @@ dependencies {
 //    implementation("io.prometheus:simpleclient_common:$prometheusVersion")
     implementation("com.github.navikt.tiltakspenger-libs:fp-dtos:$felleslibVersion")
     implementation("com.github.navikt:rapids-and-rivers:2024061408021718344972.64ebbdb34321")
-    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-slf4j:1.7.3")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-slf4j:1.8.1")
     implementation("org.jetbrains:annotations:24.1.0")
     implementation("com.natpryce:konfig:1.6.10.0")