Bump github.com/go-openapi/spec from 0.20.7 to 0.20.8

Bumps [github.com/go-openapi/spec](https://github.com/go-openapi/spec) from 0.20.7 to 0.20.8.
- [Release notes](https://github.com/go-openapi/spec/releases)
- [Commits](go-openapi/spec@v0.20.7...v0.20.8)

---
updated-dependencies:
- dependency-name: github.com/go-openapi/spec
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/go-openapi/errors v0.20.3
 	github.com/go-openapi/loads v0.21.2
 	github.com/go-openapi/runtime v0.25.0
-	github.com/go-openapi/spec v0.20.7
+	github.com/go-openapi/spec v0.20.8
 	github.com/go-openapi/strfmt v0.21.3
 	github.com/go-openapi/swag v0.22.3
 	github.com/go-openapi/validate v0.22.0

go.sum

@@ -81,8 +81,8 @@ github.com/go-openapi/runtime v0.25.0 h1:7yQTCdRbWhX8vnIjdzU8S00tBYf7Sg71EBeorlP
 github.com/go-openapi/runtime v0.25.0/go.mod h1:Ux6fikcHXyyob6LNWxtE96hWwjBPYF0DXgVFuMTneOs=
 github.com/go-openapi/spec v0.20.4/go.mod h1:faYFR1CvsJZ0mNsmsphTMSoRrNV3TEDoAM7FOEWeq8I=
 github.com/go-openapi/spec v0.20.6/go.mod h1:2OpW+JddWPrpXSCIX8eOx7lZ5iyuWj3RYR6VaaBKcWA=
-github.com/go-openapi/spec v0.20.7 h1:1Rlu/ZrOCCob0n+JKKJAWhNWMPW8bOZRg8FJaY+0SKI=
-github.com/go-openapi/spec v0.20.7/go.mod h1:2OpW+JddWPrpXSCIX8eOx7lZ5iyuWj3RYR6VaaBKcWA=
+github.com/go-openapi/spec v0.20.8 h1:ubHmXNY3FCIOinT8RNrrPfGc9t7I1qhPtdOGoG2AxRU=
+github.com/go-openapi/spec v0.20.8/go.mod h1:2OpW+JddWPrpXSCIX8eOx7lZ5iyuWj3RYR6VaaBKcWA=
 github.com/go-openapi/strfmt v0.21.0/go.mod h1:ZRQ409bWMj+SOgXofQAGTIo2Ebu72Gs+WaRADcS5iNg=
 github.com/go-openapi/strfmt v0.21.1/go.mod h1:I/XVKeLc5+MM5oPNN7P6urMOpuLXEcNrCX/rPGuWb0k=
 github.com/go-openapi/strfmt v0.21.3 h1:xwhj5X6CjXEZZHMWy1zKJxvW9AfHC9pkyUjLvHtKG7o=