codeowners: let nomad education and web presence merge PRs to website…

… files (#24621)

* add nomad education and web presence ability to merge PRs to relavent website files
* add github-nomad-core
* change edu approvers to nomad-docs

CODEOWNERS

@@ -5,3 +5,12 @@
 
 # codeowner default
 *                              @hashicorp/github-nomad-core @hashicorp/nomad-eng
+
+# web presence
+
+/website/           @hashicorp/web-presence @hashicorp/github-nomad-core @hashicorp/nomad-eng
+
+# education
+
+/website/content/   @hashicorp/nomad-docs @hashicorp/web-presence @hashicorp/github-nomad-core @hashicorp/nomad-eng
+/website/public/    @hashicorp/nomad-docs @hashicorp/web-presence @hashicorp/github-nomad-core @hashicorp/nomad-eng