fix: use 3 fragments in debug mode to pass bbox validation

Signed-off-by: Francisco Jiménez <jjcfrank@gmail.com>

Author: jjcfrancisco

src/overture_stac/overture_stac.py

@@ -102,7 +102,7 @@ def process_theme_worker(
         # Get all fragments
         all_fragments = list(type_dataset.get_fragments())
         if debug:
-            all_fragments = all_fragments[:2]
+            all_fragments = all_fragments[:3]
 
         total_fragments: int = len(all_fragments)