Add closer matching icon for NoPersonalizedLessons composable

Author: tjohnson009

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

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="48dp"
+    android:height="48dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:pathData="M479.88,796.92q-21.78,0 -37.18,-15.51 -15.39,-15.52 -15.39,-37.3 0,-21.78 15.51,-37.18 15.51,-15.39 37.3,-15.39 21.78,0 37.18,15.51 15.39,15.51 15.39,37.3 0,21.78 -15.51,37.18 -15.51,15.39 -37.3,15.39ZM432.69,600.77v-457.69h94.62v457.69h-94.62Z"
+      android:fillColor="#000000"/>
+</vector>