Updated to latest libopenapi

fixes resolving issues with deeply nested exploded files.

Signed-off-by: quobix <dave@quobix.com>

Author: daveshanley

go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/gizak/termui/v3 v3.1.0
 	github.com/json-iterator/go v1.1.12
 	github.com/mitchellh/mapstructure v1.5.0
-	github.com/pb33f/libopenapi v0.13.20
+	github.com/pb33f/libopenapi v0.13.21
 	github.com/pb33f/libopenapi-validator v0.0.32
 	github.com/pterm/pterm v0.12.71
 	github.com/santhosh-tekuri/jsonschema/v5 v5.3.1

go.sum

@@ -248,8 +248,8 @@ github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1y
 github.com/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
 github.com/onsi/gomega v1.19.0 h1:4ieX6qQjPP/BfC3mpsAtIGGlxTWPeA3Inl/7DtXw1tw=
 github.com/onsi/gomega v1.19.0/go.mod h1:LY+I3pBVzYsTBU1AnDwOSxaYi9WoWiqgwooUqq9yPro=
-github.com/pb33f/libopenapi v0.13.20 h1:u07mWNSL30sO8nj+kRjM9mDcqxOxq+Etso/oUFflvU4=
-github.com/pb33f/libopenapi v0.13.20/go.mod h1:Lv2eEtsAtbRFlF8hjH82L8SIGoUNgemMVoKoB6A9THk=
+github.com/pb33f/libopenapi v0.13.21 h1:xT0Av3TdK5C3wC+SidpUMTQedA+ZE8C2RCIM6XQbRAE=
+github.com/pb33f/libopenapi v0.13.21/go.mod h1:Lv2eEtsAtbRFlF8hjH82L8SIGoUNgemMVoKoB6A9THk=
 github.com/pb33f/libopenapi-validator v0.0.32 h1:jM+IsUT8I0JOtdkgacGVQmTJayQ2AO5P6URI2HxN11g=
 github.com/pb33f/libopenapi-validator v0.0.32/go.mod h1:1HbsnP1IVFEaLFtbK9eZXRqUpvtQEGmdstqbgMG+72A=
 github.com/pelletier/go-toml/v2 v2.1.0 h1:FnwAJ4oYMvbT/34k9zzHuZNrhlz48GB3/s6at6/MHO4=