Fix typo in 2-Regression/1-Tools

* Also add image according to the change.

Signed-off-by: Rohan Hasabe <Rohanhasabe8@gmail.com>

2-Regression/1-Tools/README.md

@@ -52,13 +52,13 @@ In this folder, you will find the file _notebook.ipynb_.
 
    Next, add some Python code. 
 
-1. Type **print("hello notebook'")** in the code block.
+1. Type **print("'hello notebook'")** in the code block.
 1. Select the arrow to run the code.
 
    You should see the printed statement:
 
     ```output
-    hello notebook
+    'hello notebook'
     ```
 
 ![VS Code with a notebook open](images/notebook.png)