fix typo

demos/reanalysis-forced.ipynb

@@ -407,7 +407,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Step 8: Modify the default input directory to make a out-of-the-box runnable configuration\n",
+    "## Step 8: Modify the default input directory to make an out-of-the-box runnable configuration\n",
     "\n",
     "This step copies the default directory and modifies the `MOM_layout` files to match your experiment by inserting the right number of x, y points and CPU layout.\n",
     "\n",