Update compose in preview example (#842)

idea-plugin/examples/desktop-project/build.gradle.kts

@@ -3,7 +3,8 @@ import org.jetbrains.compose.compose
 plugins {
     // __KOTLIN_COMPOSE_VERSION__
     kotlin("jvm") version "1.5.10"
-    id("org.jetbrains.compose") version "0.0.0-non-interactive-preview-build89-4"
+    // __LATEST_COMPOSE_RELEASE_VERSION__
+    id("org.jetbrains.compose") version "0.5.0-build229"
 }
 
 repositories {
@@ -14,7 +15,6 @@ repositories {
 dependencies {
     implementation(compose.uiTooling)
     implementation(compose.desktop.currentOs)
-    implementation("org.jetbrains.kotlin:kotlin-reflect")
 }
 
 compose.desktop {