Update LinkedIn.php

[ravigehlot]

Q	A
Bug fix?	no
New feature?	no
BC breaks?	no
Deprecations?	no
Related tickets	fixes #X, partially #Y, mentioned in #Z
License	MIT

What's in this PR?

Explain what the changes in this PR do.

Why?

Which problem does the PR fix? (remove this section if you linked an issue above)

Example Usage

// If you added new features, show examples of how to use them here
// (remove this section if not a new feature)

$foo = new Foo();

// Now we can do
$foo->doSomething();

Checklist

• [ ] Updated CHANGELOG.md to describe BC breaks / deprecations | new feature | bugfix
• [ ] Documentation pull request created (if not simply a bugfix)

  To Do

• [ ] If the PR is not complete but you want to discuss the approach, list what remains to be done here

[Nyholm]

Thank you for this PR. That is a weird line of comment. It should be:

5. If we don't have an access token (only a *code*), getAccessToken() will call fetchNewAccessToken()

Could you update this?

[ravigehlot]

Thanks for bringing that up. Sure can! Will do.

[Nyholm]

Thank you!

[ravigehlot]

You are welcome!