Fix typo in link to ALB docs

[schellack]

"events" was misspelled as "evetns" in the url to alb.md

What did you implement:

Fixed AWS docs. Link to ALB was broken due to typo.

How did you implement it:

I updated the URL to correct the typo.

How can we verify it:

1. Preview the change.
2. Click/tap on the link to the ALB event.
3. Verify that the link correctly takes you to the AWS Application Load Balancer doc.

Todos:

• Write tests
• Write documentation
• Fix linting errors
• Make sure code coverage hasn't dropped
• Provide verification config / commands / resources
• Enable "Allow edits from maintainers" for this PR
• Update the messages below

Is this ready for review?: YES
Is it a breaking change?: NO

[medikoo]

Thank you @schellack!