поправил отображение рейтинга до 1 цифры после запятой

app/src/main/java/com/sequenia/testtaskapp/ui/data/wrappers/FilmWrapper.kt

 package com.sequenia.testtaskapp.ui.data.wrappers
 
 import com.sequenia.testtaskapp.data.entities.Film
+import java.util.*
 
 /**
  * Wrapper для фильмов
@@ -26,4 +27,12 @@ class FilmWrapper(
 
         return stringBuilder.toString()
     }
+
+    fun ratingToString(
+        floatingPoints: Int = 1
+    ): String? {
+        return film.rating?.let {
+            String.format(Locale.US, "%.${floatingPoints}f", it)
+        }
+    }
 }
\ No newline at end of file

app/src/main/java/com/sequenia/testtaskapp/ui/fragments/FilmsDetailsFragment.kt

@@ -78,13 +78,16 @@ class FilmsDetailsFragment :
         toolbarTitleView?.text = film.localizedName
 
         binding.filmNameText.text = film.name
+
         binding.genresAndYearText.text = resources.getString(
             R.string.description_genres_and_year,
             filmWrapper.concatenateGenresAndYear()
         )
+
         binding.ratingText.text =
-            film.rating?.toString()
+            filmWrapper.ratingToString()
                 ?: resources.getString(R.string.empty_data)
+
         binding.descriptionText.text = film.description
     }
 }
\ No newline at end of file