wiki: Set custom recovery codename for lt03lte

* https://dl.twrp.me/lt03lte (dead)
* https://dl.twrp.me/lt03ltexx (works)
* https://github.com/LineageOS/android_device_samsung_lt03lte/blob/cm-14.1/BoardConfig.mk#L24

Change-Id: I5c54f2339efdcbf4249aa7469c5252c605d362a5

_data/devices/lt03lte.yml

@@ -9,6 +9,7 @@ cpu: Krait 400
 cpu_cores: '4'
 cpu_freq: 2.3 GHz
 current_branch: 14.1
+custom_recovery_codename: lt03ltexx
 dimensions: None
 download_boot: With the device powered off, hold <kbd>Home</kbd> + <kbd>Volume Down</kbd> + <kbd>Power</kbd>.
 gpu: Qualcomm Adreno 330