Bump github.com/pb33f/libopenapi from 0.21.12 to 0.22.2

Bumps [github.com/pb33f/libopenapi](https://github.com/pb33f/libopenapi) from 0.21.12 to 0.22.2.
- [Release notes](https://github.com/pb33f/libopenapi/releases)
- [Commits](pb33f/libopenapi@v0.21.12...v0.22.2)

---
updated-dependencies:
- dependency-name: github.com/pb33f/libopenapi
  dependency-version: 0.22.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

go.mod

@@ -4,7 +4,7 @@ go 1.23.0
 
 require (
 	github.com/dlclark/regexp2 v1.11.5
-	github.com/pb33f/libopenapi v0.21.12
+	github.com/pb33f/libopenapi v0.22.2
 	github.com/santhosh-tekuri/jsonschema/v6 v6.0.1
 	github.com/speakeasy-api/jsonpath v0.6.2
 	github.com/stretchr/testify v1.10.0

go.sum

@@ -13,8 +13,8 @@ github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
-github.com/pb33f/libopenapi v0.21.12 h1:ityKYYWjiirJlz+slNaVF2NGfVF4Zn32H6CQEcrZQhg=
-github.com/pb33f/libopenapi v0.21.12/go.mod h1:utT5sD2/mnN7YK68FfZT5yEPbI1wwRBpSS4Hi0oOrBU=
+github.com/pb33f/libopenapi v0.22.2 h1:ChXG911vrr24KE7wzIib3eL8Td73ANFCNSpWf1C9hy4=
+github.com/pb33f/libopenapi v0.22.2/go.mod h1:utT5sD2/mnN7YK68FfZT5yEPbI1wwRBpSS4Hi0oOrBU=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/santhosh-tekuri/jsonschema/v6 v6.0.1 h1:PKK9DyHxif4LZo+uQSgXNqs0jj5+xZwwfKHgph2lxBw=