Change Icons schema:

- drop useless `scale` column
- add `themed` column
- add `name` column

services/icons/src/main/java/de/mm20/launcher2/icons/IconPackIcon.kt

@@ -4,27 +4,30 @@ import android.content.ComponentName
 import de.mm20.launcher2.database.entities.IconEntity
 
 data class IconPackIcon(
-        val type: String,
-        val componentName: ComponentName?,
-        val drawable: String?,
-        val iconPack: String,
-        val scale: Float? = null
+    val type: String,
+    val componentName: ComponentName?,
+    val drawable: String?,
+    val iconPack: String,
+    val themed: Boolean = false,
+    val name: String? = null,
 ) {
     constructor(entity: IconEntity) : this(
-            type = entity.type,
-            componentName = entity.componentName,
-            drawable = entity.drawable,
-            iconPack = entity.iconPack,
-            scale = entity.scale
+        type = entity.type,
+        componentName = entity.componentName,
+        drawable = entity.drawable,
+        iconPack = entity.iconPack,
+        themed = entity.themed,
+        name = entity.name,
     )
 
     fun toDatabaseEntity(): IconEntity {
         return IconEntity(
-                type = type,
-                componentName = componentName,
-                drawable = drawable,
-                iconPack = iconPack,
-                scale = scale
+            type = type,
+            componentName = componentName,
+            drawable = drawable,
+            iconPack = iconPack,
+            themed = themed,
+            name = name,
         )
     }
 }