Delete unused resources

app/src/main/res/drawable/sad.xml

@@ -1,9 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="512"
-    android:viewportHeight="512">
-  <path
-      android:fillColor="#FF000000"
-      android:pathData="M414.39,97.61A224,224 0,1 0,97.61 414.39,224 224,0 1,0 414.39,97.61ZM184,208a24,24 0,1 1,-24 24A23.94,23.94 0,0 1,184 208ZM160.33,357.83c12,-40.3 50.2,-69.83 95.62,-69.83s83.62,29.53 95.71,69.83A8,8 0,0 1,343.84 368H168.15A8,8 0,0 1,160.33 357.83ZM328,256a24,24 0,1 1,24 -24A23.94,23.94 0,0 1,328 256Z"/>
-</vector>

app/src/main/res/drawable/save.xml

@@ -1,12 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="512"
-    android:viewportHeight="512">
-  <path
-      android:fillColor="#FF000000"
-      android:pathData="M465.94,119.76l-73.7,-73.7h0A47.68,47.68 0,0 0,358.3 32H96A64,64 0,0 0,32 96V416a64,64 0,0 0,64 64H416a64,64 0,0 0,64 -64V153.7A47.68,47.68 0,0 0,465.94 119.76ZM120,112H296a8,8 0,0 1,8 8v48a8,8 0,0 1,-8 8H120a8,8 0,0 1,-8 -8V120A8,8 0,0 1,120 112ZM259.75,431.91a80,80 0,1 1,76.16 -76.16A80.06,80.06 0,0 1,259.75 431.91Z"/>
-  <path
-      android:fillColor="#FF000000"
-      android:pathData="M256,352m-48,0a48,48 0,1 1,96 0a48,48 0,1 1,-96 0"/>
-</vector>