Update 2019-06-13-introducing-openfaas-for-lambda.md

[mt-kelvintaywl]

I just noticed a tiny typo in the naming of AWS ECR service; hope this was the correct intention.

Description

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Have you applied the editorial and style guide to your post?

See the README.md

How have you tested the instructions for any tutorial steps?

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• [ ] New blog post
• [x] Updating an existing blog post
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[derek[bot]]

Thank you for your contribution. I've just checked and your commit doesn't appear to be signed-off. That's something we need before your Pull Request can be merged. Please see our contributing guide. Tip: if you only have one commit so far then run: git commit --amend --signoff and then git push --force.

[alexellis]

Thanks for finding the typo.

Would you like to run the commands that the bot is asking you to, or do you want us to update it instead?

[mt-kelvintaywl]

@alexellis updated with the suggested commands from the bot indeed :) thank you!

[alexellis]

@welteki please can you check if we still need this PR or whether we made the change already? Then I'll merge or close accordingly.

[welteki]

We did not make these changes yet.