Remove extra quotation marks in paths (skills#732)

Author: sinsukehlab

.github/steps/2-commit-a-file.md

@@ -33,11 +33,11 @@ The following steps will guide you through the process of committing a change on
    Welcome to my GitHub profile!
    ```
 
-   ![profile.md file screenshot](/images/my-profile-file.png")
+   ![profile.md file screenshot](/images/my-profile-file.png)
 
 5. Click **Commit changes...** in the upper right corner above the contents box. For commits, you can enter a short commit message that describes what changes you made. This message helps others know what's included in your commit. GitHub offers a simple default message, but let's change it slightly for practice. First, enter `Add PROFILE.md` in the first text-entry field titled "Commit message".
 
-   ![screenshot of adding a new file with a commit message](/images/commit-full-screen.png")
+   ![screenshot of adding a new file with a commit message](/images/commit-full-screen.png)
 
 6. In this lesson, we'll ignore the other fields and click **Commit changes**.
 7. Wait about 20 seconds then refresh this page (the one you're following instructions from). [GitHub Actions](https://docs.github.com/en/actions) will automatically update to the next step.

.github/steps/3-open-a-pull-request.md

@@ -27,7 +27,7 @@ To create a pull request automatically, click **Compare & pull request**, and th
 3. In the **base:** dropdown, make sure **main** is selected.
 4. Select the **compare:** dropdown, and click `my-first-branch`.
 
-   ![screenshot showing both branch selections](/images/pull-request-branches.png")
+   ![screenshot showing both branch selections](/images/pull-request-branches.png)
 
 5. Click **Create pull request**.
 6. Enter a title for your pull request. By default, the title will automatically be the name of your branch. For this exercise, let's edit the field to say `Add my first file`.