fix minor example issues

examples/widgets/dropdown/lv_example_dropdown_2.c

@@ -10,9 +10,7 @@ void lv_example_dropdown_2(void)
     static const char * opts = "Apple\n"
                                "Banana\n"
                                "Orange\n"
-                               "Melon\n"
-                               "Grape\n"
-                               "Raspberry";
+                               "Melon";
 
     lv_obj_t * dd;
     dd = lv_dropdown_create(lv_scr_act());

examples/widgets/dropdown/lv_example_dropdown_3.c

@@ -19,6 +19,8 @@ void lv_example_dropdown_3(void)
     lv_obj_align(dropdown, LV_ALIGN_TOP_LEFT, 10, 10);
     lv_dropdown_set_options(dropdown, "New project\n"
                                       "New file\n"
+                                      "Save\n"
+                                      "Save as\n"
                                       "Open project\n"
                                       "Recent projects\n"
                                       "Preferences\n"

examples/widgets/table/lv_example_table_2.c

@@ -63,7 +63,7 @@ void lv_example_table_2(void)
     lv_obj_t * table = lv_table_create(lv_scr_act());
 
     /*Set a smaller height to the table. It'll make it scrollable*/
-    lv_obj_set_size(table, 150, 200);
+    lv_obj_set_size(table, LV_SIZE_CONTENT, 200);
 
     lv_table_set_col_width(table, 0, 150);
     lv_table_set_row_cnt(table, ITEM_CNT); /*Not required but avoids a lot of memory reallocation lv_table_set_set_value*/