Sideloaded lvgl v8 from repo in pull request zephyrproject-rtos#15 for zephyrproject-rtos/lvgl

Author: Virginia Cargando

west.yml

@@ -162,7 +162,8 @@ manifest:
       revision: 12019623bbad9eb54fe51066847a7cbd4b4eac57
       path: modules/lib/loramac-node
     - name: lvgl
-      revision: 783c1f78c8e39751fe89d0883c8bce7336f55e94
+      url: https://github.com/brgl/lvgl-1
+      revision: brgl/lvgl-v8
       path: modules/lib/gui/lvgl
     - name: lz4
       revision: 8e303c264fc21c2116dc612658003a22e933124d