RM6785: rootdir: Install ramdisk fstab to ramdisk/system/etc

 * Preferred location since A13
 * https://github.com/AOSP-XIII/system_core/commit/c6eabba4c2e38250f908c68d98185e2bc58612fe

Change-Id: Ia75a624acb5dbc31826e597e56f882580f982c42
diff --git a/rootdir/Android.mk b/rootdir/Android.mk
index 3b2f42a..cbce520 100644
--- a/rootdir/Android.mk
+++ b/rootdir/Android.mk
@@ -22,5 +22,5 @@
 LOCAL_MODULE_TAGS  := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_SRC_FILES    := etc/fstab.mt6785
-LOCAL_MODULE_PATH  := $(TARGET_RAMDISK_OUT)
+LOCAL_MODULE_PATH  := $(TARGET_RAMDISK_OUT)/system/etc
 include $(BUILD_PREBUILT)