fix(shields): LVGL fixes for nice!view screen

* Bump the LVGL mem pool size needed for custom screen.
* Fixes for LVGL drawing/label usage.

Author: petejohanson

app/boards/shields/nice_view/Kconfig.defconfig

@@ -24,6 +24,9 @@ choice ZMK_DISPLAY_STATUS_SCREEN
     default ZMK_DISPLAY_STATUS_SCREEN_CUSTOM
 endchoice
 
+config LV_Z_MEM_POOL_SIZE
+    default 4096 if ZMK_DISPLAY_STATUS_SCREEN_CUSTOM
+
 config ZMK_DISPLAY_STATUS_SCREEN_CUSTOM
     imply NICE_VIEW_WIDGET_STATUS
 

app/boards/shields/nice_view/widgets/status.c

@@ -149,7 +149,7 @@ static void draw_middle(lv_obj_t *widget, lv_color_t cbuf[], const struct status
     for (int i = 0; i < 5; i++) {
         bool selected = i == state->active_profile_index;
 
-        lv_canvas_draw_arc(canvas, circle_offsets[i][0], circle_offsets[i][1], 13, 0, 359,
+        lv_canvas_draw_arc(canvas, circle_offsets[i][0], circle_offsets[i][1], 13, 0, 360,
                            &arc_dsc);
 
         if (selected) {
@@ -180,7 +180,7 @@ static void draw_bottom(lv_obj_t *widget, lv_color_t cbuf[], const struct status
 
     // Draw layer
     if (state->layer_label == NULL) {
-        char text[9] = {};
+        char text[10] = {};
 
         sprintf(text, "LAYER %i", state->layer_index);