improvement(deck-description): show snackbar on save

Author: david-allison

AnkiDroid/src/main/java/com/ichi2/anki/dialogs/EditDeckDescriptionDialog.kt

@@ -36,6 +36,7 @@ import com.ichi2.anki.CrashReportService
 import com.ichi2.anki.R
 import com.ichi2.anki.StudyOptionsFragment
 import com.ichi2.anki.launchCatchingTask
+import com.ichi2.anki.snackbar.showSnackbar
 import com.ichi2.anki.ui.isCheckedState
 import com.ichi2.anki.ui.textOf
 import com.ichi2.anki.utils.ext.update
@@ -233,6 +234,7 @@ class EditDeckDescriptionDialog : DialogFragment(R.layout.dialog_deck_descriptio
                 this.markdownDescription = toSave.formatAsMarkdown
             }
         }
+        showSnackbar(R.string.deck_description_saved)
     }
 
     /**

AnkiDroid/src/main/res/values/02-strings.xml

@@ -371,6 +371,7 @@ opening the system text to speech settings fails">Failed to open text to speech
     <string name="shared_decks_login_required">Please log in to download more decks</string>
 
     <string name="deck_description_field_hint">Description</string>
+    <string name="deck_description_saved">Description updated</string>
     <string name="format_deck_description_as_markdown">Format as Markdown</string>
     <string name="help_button_content_description">Open help for ‘%s’</string>