Update examples/02_sync.ipynb

Co-authored-by: Alexandra Bucha Rasova <94905350+alex-cit@users.noreply.github.com>

Author: MarcelGeo

examples/02_sync.ipynb

@@ -231,7 +231,7 @@
    "id": "e65bb7c9",
    "metadata": {},
    "source": [
-    "Mobile application users are now enabled to perform updates to the imported tree data directly in the field.\n",
+    "Mobile app users are now enabled to perform updates to the imported tree data directly in the field.\n",
     "\n",
     "<img src=\"./02_sync_assets/synchronized_trees.jpg\" alt=\"drawing\" width=\"250\"/>\n",
     "\n",