fix(deps): update all dependencies to v1.8.1 (#262)

| datasource | package                                       | from       | to    |
| ---------- | --------------------------------------------- | ---------- | ----- |
| maven      | org.jetbrains.kotlinx:kotlinx-coroutines-test | 1.8.1-Beta | 1.8.1 |
| maven      | org.jetbrains.kotlinx:kotlinx-coroutines-core | 1.8.1-Beta | 1.8.1 |

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

build.gradle.kts

@@ -25,7 +25,7 @@ plugins {
   id("org.jetbrains.kotlinx.kover") version "0.7.6"
 }
 
-val coroutinesVersion = "1.8.1-Beta"
+val coroutinesVersion = "1.8.1"
 val ktlintVersion = "1.0.0"
 
 repositories {