Merge branch 'eread/add-minikube-to-capitalization-test' into 'master'

Enforces capitalization of Minikube

See merge request gitlab-org/gitlab!28507

.markdownlint.json

@@ -83,6 +83,7 @@
       "markdownlint",
       "Mattermost",
       "Microsoft",
+      "Minikube",
       "MinIO",
       "NGINX Ingress",
       "NGINX",