Bump database version to clean all database cache

app/src/main/AndroidManifest.xml

@@ -21,7 +21,7 @@
 
         <meta-data
             android:name="AA_DB_VERSION"
-            android:value="9"/>
+            android:value="10"/>
 
         <meta-data
             android:name="com.google.android.backup.api_key"

app/src/main/assets/migrations/10.sql

@@ -0,0 +1,3 @@
+delete from Score;
+delete from Streak;
+delete from Checkmarks;