docs: updating images and markdown (#24462)

docs/docs/creating-charts-dashboards/creating-your-first-dashboard.mdx

@@ -159,16 +159,16 @@ Behind the scenes, Superset will create a slice and store all the information ne
 to create your chart in its thin data layer
  (the query, chart type, options selected, name, etc).
 
- <img src={useBaseUrl("/img/tutorial/tutorial_first_dashboard.png" )} />
+ <img src={useBaseUrl("/img/tutorial/tutorial_first_dashboard.png" )} style={{width: "100%", maxWidth: "500px"}} />
 
- To resize the chart, start by clicking the pencil button in the top right corner.
+ To resize the chart, start by clicking the Edit Dashboard button in the top right corner.
 
- <img src={useBaseUrl("/img/tutorial/tutorial_pencil_edit.png" )} />
+ <img src={useBaseUrl("/img/tutorial/tutorial_edit_button.png" )} width="300" />
 
 Then, click and drag the bottom right corner of the chart until the chart layout snaps
 into a position you like onto the underlying grid.
 
- <img src={useBaseUrl("/img/tutorial/tutorial_chart_resize.png" )} />
+ <img src={useBaseUrl("/img/tutorial/tutorial_chart_resize.png" )} style={{width: "100%", maxWidth: "500px"}} />
 
  Click **Save** to persist the changes.