Update data-model.ipynb

Author: ramalho

01-data-model/data-model.ipynb

@@ -6,7 +6,7 @@
    "source": [
     "# Chapter 1 — The Python Data Model\n",
     "\n",
-    "**Sections code snippets in this chapter:**\n",
+    "**Sections with code snippets in this chapter:**\n",
     "\n",
     "* [A Pythonic Card Deck](#A-Pythonic-Card-Deck)\n",
     "* [Emulating Numeric Types](#Emulating-Numeric-Types)"