Update Guardyourcookies.md

[jordi-EuropeSip]

Error in httpd.conf line to add the parameter. You put "Set Cookie" but is "Set-Cookie" (with middle dash)

Pull Request Template

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Description

Please provide a summary of the changes and the related issue.

• What does this PR do? Change the document with an error in a httpd.conf sentence (missing a middle dash)
• Why is it needed? The actually sentence don´t generate an error but don´t execute the action
• Any relevant context or background?

Checklist

• I have updated relevant documentation in docs/ or elsewhere as needed
• I have checked that the documentation builds
• I have checked spelling, grammar, captialisation and other style rules
• I have fixed any broken links in the pages that I have amended

Additional Notes

Add any other information or questions for reviewers here.

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[marcvincentvista]

Change has been applied