Settings: Allow dismissing suggestions

Fixes: https://github.com/crdroidandroid/issue_tracker/issues/782
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>

res/layout/suggestion_tile.xml

@@ -84,7 +84,6 @@
             android:layout_width="48dp"
             android:layout_height="48dp"
             android:padding="8dp"
-            android:visibility="gone"
             android:layout_gravity="center"
             android:contentDescription="@string/suggestion_button_close"
             android:src="@drawable/ic_suggestion_close_button"

src/com/android/settings/dashboard/suggestions/SuggestionFragment.kt

@@ -43,7 +43,6 @@ import kotlinx.coroutines.withContext
 
 private const val SUGGESTIONS = "suggestions"
 private const val TAG = "ContextualSuggestFrag"
-private const val FLAG_IS_DISMISSIBLE = 1 shl 2
 
 /**
  * Fragment to control display and interaction logic for [Suggestion]s
@@ -184,7 +183,7 @@ class SuggestionFragment : InstrumentedFragment(),
             summary?.visibility = View.VISIBLE
             summary?.text = suggestionSummary
         }
-        if (suggestion.flags and FLAG_IS_DISMISSIBLE != 0) {
+        if (suggestions.size > 0) {
             dismiss?.let { dismissView ->
                 dismissView.visibility = View.VISIBLE
                 dismissView.setOnClickListener {