chore: bump openapi-types from 8.0.0 to 12.1.3

Bumps [openapi-types](https://github.com/kogosoftwarellc/open-api) from 8.0.0 to 12.1.3.
- [Release notes](https://github.com/kogosoftwarellc/open-api/releases)
- [Commits](kogosoftwarellc/open-api@v8.0.0...v12.1.3)

---
updated-dependencies:
- dependency-name: openapi-types
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -13,7 +13,7 @@
     "commander": "6.2.1",
     "fs-extra": "11.1.1",
     "handlebars": "4.7.7",
-    "openapi-types": "8.0.0",
+    "openapi-types": "12.1.3",
     "prettier": "2.8.4",
     "yamljs": "0.3.0"
   },

yarn.lock

@@ -1544,10 +1544,10 @@ onetime@^6.0.0:
   dependencies:
     mimic-fn "^4.0.0"
 
-openapi-types@8.0.0:
-  version "8.0.0"
-  resolved "https://registry.npmjs.org/openapi-types/-/openapi-types-8.0.0.tgz#7e1979538798d31a3c3bfed667e5e9295402f9bc"
-  integrity sha512-dcHYyCDOAy4QQTrur5Sn1L3lPVspB7rd04Rw/Q7AsMvfV797IiWgmKziFCbq8VhnBoREU/SPPSBDxtK9Biwa1g==
+openapi-types@12.1.3:
+  version "12.1.3"
+  resolved "https://registry.npmjs.org/openapi-types/-/openapi-types-12.1.3.tgz#471995eb26c4b97b7bd356aacf7b91b73e777dd3"
+  integrity sha512-N4YtSYJqghVu4iek2ZUvcN/0aqH1kRDuNqzcycDxhOUpg7GdvLa2F3DgS6yBNhInhv2r/6I0Flkn7CqL8+nIcw==
 
 opencollective-postinstall@^2.0.2:
   version "2.0.3"