fix: handling some alt text typos Angel spotted

branches.qmd

@@ -142,7 +142,7 @@ GitHub will also handily create a "Delete branch" button at the bottom of the pu
 After you click "Delete branch" it will be replaced by a "Restore branch" button so you could always reclaim it if need be.
 
 <p align="center">
-<img src="images/branches/branches-11-deleted-branch.png" alt="Screenshot of a pull request on GitHub after the 'delete branc' button has been clicked and replaced by a 'restore branch' button" width="100%" />
+<img src="images/branches/branches-11-deleted-branch.png" alt="Screenshot of a pull request on GitHub after the 'delete branch' button has been clicked and replaced by a 'restore branch' button" width="100%" />
 </p>
 
 Finally, return to the "Code" tab of your GitHub repository and you can see that the changes we implemented in the branch are now part of the repository's "main" branch. The branch name is displayed just above the last commit message and the first file in the repository but below the different tab names.

github.qmd

@@ -110,7 +110,7 @@ Note: it is possible to edit and add files entirely on the GitHub website, by na
 </p>
 
 <p align="center">
-<img src="images/github/github-11-add-file.png" alt="Screenshot of a GitHub repository landing page where the 'add file' button has been clicked and a yellow circle surrounds the 'create new file' and 'upload files' buttons in the sub-menu that created" width="100%"/>
+<img src="images/github/github-11-add-file.png" alt="Screenshot of a GitHub repository landing page where the 'add file' button has been clicked and a yellow circle surrounds the 'create new file' and 'upload files' buttons in the sub-menu that action created" width="100%"/>
 </p>
 
 ### Creating a Repository on GitHub

milestones.qmd

@@ -55,7 +55,7 @@ Then click on either the "New milestone" or "Create a milestone" button if you h
 Fill out some information about your milestone, such as the title, due date (if any), and description. Click on "Create milestone" once you're done.
 
 <p align="center">
-<img src="images/milestones/milestones-5-fill-info.png" alt="Screenshot of the creation phase for a new GitHub milestone with an open field for a title and description as well as an option due date field" width="100%" />
+<img src="images/milestones/milestones-5-fill-info.png" alt="Screenshot of the creation phase for a new GitHub milestone with an open field for a title and description as well as an optional due date field" width="100%" />
 </p>
 
 You can always go back to the "Milestones" page and click "Edit" if you need to edit the title, due date, or description.