add opi3-lts

devices/opi3-lts

+## Maintained by Spikerguy ##
+
+# Kernel and bootloader stuff
+linux
+linux-headers
+uboot-opi3-lts
+plymouth
+plymouth-theme-manjaro
+
+# Video drivers
+xf86-video-fbdev
+
+# Other device specific packages
+crda
+btrfs-progs
+f2fs-tools
+wpa_supplicant
+pinebook-post-install