fix typo: 100 random numbers -> 1000

Author: rsokl

Python/Module5_OddsAndEnds/Matplotlib.ipynb

@@ -4332,8 +4332,8 @@
     "\n",
     "################# Plot (1, 1) ##########################\n",
     "# Demonstrating a historgram\n",
-    "# Draw 100 numbers from Gaussian distribution,\n",
-    "# stored in shape-(100,) numpy array.\n",
+    "# Draw 1000 numbers from Gaussian distribution,\n",
+    "# stored in shape-(1000,) numpy array.\n",
     "data = np.random.randn(1000)  \n",
     "# Display the data in a 50-bin histogram.\n",
     "axs[1, 1].hist(data, bins=50)\n",