add missing \n

Former-commit-id: 79f354d1

BHPD/01-DNN-Regression.ipynb

@@ -132,7 +132,7 @@
     "sys.path.append('..')\n",
     "import fidle.pwk as ooo\n",
     "\n",
-    "ooo.init()",
+    "ooo.init()\n",
     "os.makedirs('./run/',   mode=0o750, exist_ok=True)"
    ]
   },