Fix the typo

Signed-off-by: Lukasz Gryglicki <[email protected]>

Assisted by [OpenAI](https://platform.openai.com/)

Assisted by [GitHub Copilot](https://github.com/features/copilot)

Author: lukaszgryglicki

tests/functional/run-single-test.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 # requires "npm i -D @cypress/grep"
-# ALLOW_FAIL=1 - means dont' fail early on HTTP 4xx, 5xx errors
+# ALLOW_FAIL=1 - means don't fail early on HTTP 4xx, 5xx errors
 # Example: ALLOW_FAIL=1 ./run-single-test.sh github-repositories 'Get GitHub branch protection for given repository - Record should Returns 200 Response'
 
 if [ -z "$1" ]