fix(home): buildSongsLikeRow ReturnCount ≤ 2 (detekt)

Collapse the three early returns into a single `when` expression —
detekt's ReturnCount capped at 2. No behavior change.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

android/app/src/main/java/com/fabledsword/minstrel/home/ui/HomeScreen.kt

@@ -1094,13 +1094,15 @@ internal fun buildSongsLikeRow(
     offline: Boolean,
 ): List<PlaylistRowItem> {
     val mixes = owned.filter { it.systemVariant == "songs_like_artist" }
-    if (offline) {
-        val (available, greyed) = mixes.partition { !it.unavailableOffline }
-        return (available + greyed).map { PlaylistRowItem.Real(it) }
-    }
-    if (mixes.isNotEmpty()) return mixes.map { PlaylistRowItem.Real(it) }
-    return List(SONGS_LIKE_PLACEHOLDER_SLOTS) {
-        PlaylistRowItem.Placeholder("Songs like…", variantFor("songs-like", status))
+    return when {
+        offline -> {
+            val (available, greyed) = mixes.partition { !it.unavailableOffline }
+            (available + greyed).map { PlaylistRowItem.Real(it) }
+        }
+        mixes.isNotEmpty() -> mixes.map { PlaylistRowItem.Real(it) }
+        else -> List(SONGS_LIKE_PLACEHOLDER_SLOTS) {
+            PlaylistRowItem.Placeholder("Songs like…", variantFor("songs-like", status))
+        }
     }
 }