manifest: update LVGL to v8.3.3

Related to zephyrproject-rtos/lvgl#33

Signed-off-by: Diego Herranz <[email protected]>

Author: diegoherranz

west.yml

@@ -170,7 +170,7 @@ manifest:
       revision: ce57712f3e426bbbb13acaec97b45369f716f43a
       path: modules/lib/loramac-node
     - name: lvgl
-      revision: 5ab83099854719ed326b6ecb9b09b07b1eee4818
+      revision: pull/33/head
       path: modules/lib/gui/lvgl
     - name: lz4
       revision: 8e303c264fc21c2116dc612658003a22e933124d