chore(turnier-feature): remove unused ViewModels and UI components

- Removed `AbteilungViewModel`, `BewerbAnlegenViewModel`, `BewerbViewModel`, and `CreateBewerbWizardScreen`.
- Cleaned up related imports and unused domain models.

gradle/libs.versions.toml

@@ -16,9 +16,10 @@ kotlinx-serialization-json = "1.9.0"
 kotlinx-datetime = "0.7.1"
 
 # UI: Compose Multiplatform
-# Aligned with Kotlin 2.3.0
-composeMultiplatform = "1.11.0-alpha04"
+# Aligned with Kotlin 2.3.20
+composeMultiplatform = "1.10.3"
 composeHotReload = "1.0.0"
+materialIconsExtended = "1.7.3"
 androidx-lifecycle = "2.9.6"
 uiDesktop = "1.7.0"
 
@@ -107,6 +108,7 @@ firebaseDatabaseKtx = "22.0.1"
 # ==============================================================================
 # === FRONTEND: KOTLIN MULTIPLATFORM CORE ===
 # ==============================================================================
+kotlin-stdlib-wasm-js = { module = "org.jetbrains.kotlin:kotlin-stdlib-wasm-js", version.ref = "kotlin" }
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
 kotlin-reflect = { module = "org.jetbrains.kotlin:kotlin-reflect", version.ref = "kotlin" }
 kotlin-test-junit5 = { module = "org.jetbrains.kotlin:kotlin-test-junit5", version.ref = "kotlin" }
@@ -129,6 +131,7 @@ androidx-lifecycle-viewmodelCompose = { module = "org.jetbrains.androidx.lifecyc
 androidx-lifecycle-runtimeCompose = { module = "org.jetbrains.androidx.lifecycle:lifecycle-runtime-compose", version.ref = "androidx-lifecycle" }
 ui-desktop = { module = "androidx.compose.ui:ui-desktop", version.ref = "uiDesktop" }
 composeHotReloadApi = { module = "org.jetbrains.compose.hot-reload:hot-reload-runtime-api", version.ref = "composeHotReload" }
+compose-materialIconsExtended = { module = "org.jetbrains.compose.material:material-icons-extended", version.ref = "materialIconsExtended" }
 
 # ==============================================================================
 # === FRONTEND: NETWORK (KTOR CLIENT) ===