Updated .PNG to .png for images. -AO

docs/HowToCreateNewTerminalConsoleJupyterLab.md

@@ -4,22 +4,22 @@ Jupyter lab allows you to create a new console window within its layout. This is
 
 ## 1) In Jupyter lab within a jupyter notebook, right click on any whitespace in the jupyter notebook. 
 
-![Right_click](/images/images_for_creating_new_console/Right_click_notebook.PNG)
+![Right_click](/images/images_for_creating_new_console/Right_click_notebook.png)
 
 ## 2) Select 'New Console for Notebook'
 
-![Right_click_highlighted](/images/images_for_creating_new_console/Right_click_notebook_highlighted.PNG)
+![Right_click_highlighted](/images/images_for_creating_new_console/Right_click_notebook_highlighted.png)
 
 ## 3) Select the + sign next to the new console you just made. This will open up a new launcher tab. 
 
-![New_console](/images/images_for_creating_new_console/New_console.PNG)
+![New_console](/images/images_for_creating_new_console/New_console.png)
 
 ## 4) Select Terminal under the Other section when selecting the type of launcher. 
 
-![Launcher](/images/images_for_creating_new_console/Terminal_launcher.PNG)
+![Launcher](/images/images_for_creating_new_console/Terminal_launcher.png)
 
 This new console window can be dragged to fit elsewhere on the screen and create the desired visual. 
 
-![Split_view](/images/images_for_creating_new_console/Split_view.PNG)
+![Split_view](/images/images_for_creating_new_console/Split_view.png)