fix(samples): Update KFP version in sample to fix backslash recognization issue. (#5140)

* Add escape character for writer.write() call in sample

Backslash needs to be escaped while writing `\n` to a file.

* Change to upgrade KFP version in sample

samples/tutorials/Data passing in python components.ipynb

@@ -36,7 +36,7 @@
    "outputs": [],
    "source": [
     "# Install Kubeflow Pipelines SDK. Add the --user argument if you get permission errors.\n",
-    "!PIP_DISABLE_PIP_VERSION_CHECK=1 python3 -m pip install 'kfp>=0.1.32.2' --quiet --user"
+    "!PIP_DISABLE_PIP_VERSION_CHECK=1 python3 -m pip install 'kfp>=1.4.0' --quiet --user"
    ]
   },
   {
@@ -402,4 +402,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 2
-}
+}