fix default value to false in docs of QueryBool

Removes an an extra level of indentation in line 51 of
`keyauth.md` [here](https://github.com/gofiber/fiber/blob/v2/docs/api/middleware/keyauth.md?plain=1#L51)

📚 Doc: Fix code snippet indentation in /docs/api/middleware/keyauth.md

* fix: healthcheck middleware not working with route group

* perf: change verification method to improve perf

* Update healthcheck_test.go

* test: add not matching route test for strict routing

* add more test cases

* correct tests

* correct test helpers

* correct tests

* correct tests

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Co-authored-by: Juan Calderon-Perez <835733+gaby@users.noreply.github.com>
Co-authored-by: René Werner <rene@gofiber.io>

* Enforce Wildcard Origins with AllowCredentials check

* Expand unit-tests, fix issues with subdomains logic, update docs

* Update cors.md

* Added test using localhost, ipv4, and ipv6 address

* improve documentation markdown

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Co-authored-by: René Werner <rene@gofiber.io>

prepare release v2.52.1