lemonadep: Convert init to blueprint

* Move directory to match sm8350-common.

Change-Id: I5a6926065d8bf27cffd0802252c10b605a3e2b38

init/Android.bp

@@ -0,0 +1,11 @@
+//
+// Copyright (C) 2022 The LineageOS Project
+// SPDX-License-Identifier: Apache-2.0
+//
+
+prebuilt_etc {
+    name: "init.recovery.target.rc",
+    src: "init.recovery.target.rc",
+    sub_dir: "init",
+    recovery: true,
+}

init/init.recovery.target.rc

@@ -0,0 +1,2 @@
+on init
+    setprop ro.sf.lcd_density 480