chore: tidy up CODEOWNERS file

.github/CODEOWNERS

@@ -1,80 +1,57 @@
-# ----------------------------------------------------------------------------
-# MDN Content CODEOWNERS
-# ----------------------------------------------------------------------------
-# Order is important. The last matching pattern takes precedence. For more
-# detailed information, see:
+# Order is important: The last matching pattern takes precedence.
+# For more detailed information, see:
 # https://docs.github.com/en/free-pro-team@latest/github/creating-cloning-and-archiving-repositories/about-code-owners
-# ----------------------------------------------------------------------------
 
-# ----------------------------------------------------------------------------
-# DEFAULT OWNERS
-# ----------------------------------------------------------------------------
-*    @mdn/core-yari-content
+# Default owners
+* @mdn/core-yari-content
 
-# ----------------------------------------------------------------------------
-# DEFAULT ENGLISH CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/    @mdn/yari-content-mdn
+# Default content owners
+/files/en-us/ @mdn/yari-content-mdn
 
-# ----------------------------------------------------------------------------
-# ENGLISH WEB ACCESSIBILITY CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/accessibility/    @mdn/yari-content-accessibility
-/files/en-us/learn/accessibility/    @mdn/yari-content-accessibility
+# Accessibility
+/files/en-us/web/accessibility/ @mdn/yari-content-accessibility
+/files/en-us/learn/accessibility/ @mdn/yari-content-accessibility
 
-# ----------------------------------------------------------------------------
-# ENGLISH CSS CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/css/    @mdn/yari-content-css
-/files/en-us/learn/css/    @mdn/yari-content-css
+# CSS
+/files/en-us/web/css/ @mdn/yari-content-css
+/files/en-us/learn/css/ @mdn/yari-content-css
 
-# ----------------------------------------------------------------------------
-# ENGLISH HTML CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/html/    @mdn/yari-content-html
-/files/en-us/learn/html/    @mdn/yari-content-html
+# HTML
+/files/en-us/web/html/ @mdn/yari-content-html
+/files/en-us/learn/html/ @mdn/yari-content-html
 
-# ----------------------------------------------------------------------------
-# ENGLISH JAVASCRIPT CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/javascript/    @mdn/yari-content-javascript
-/files/en-us/learn/javascript/    @mdn/yari-content-javascript
+# JavaScript
+/files/en-us/web/javascript/ @mdn/yari-content-javascript
+/files/en-us/learn/javascript/ @mdn/yari-content-javascript
 
-# ----------------------------------------------------------------------------
-# ENGLISH HTTP CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/http/    @mdn/yari-content-http
-/files/en-us/learn/server-side/    @mdn/yari-content-http
+# HTTP
+/files/en-us/web/http/ @mdn/yari-content-http
+/files/en-us/learn/server-side/ @mdn/yari-content-http
 
-# ----------------------------------------------------------------------------
-# ENGLISH WEB API CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/api/    @mdn/yari-content-web-api
+# Web API
+/files/en-us/web/api/ @mdn/yari-content-web-api
 
-# ----------------------------------------------------------------------------
-# ENGLISH MOZILLA ADD-ONS CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/mozilla/add-ons/    @mdn/yari-content-mozilla-add-ons
+# Mozilla Add-ons
+/files/en-us/mozilla/add-ons/ @mdn/yari-content-mozilla-add-ons
 
-# ----------------------------------------------------------------------------
-# ENGLISH MATHML CONTENT OWNER(S)
-# ----------------------------------------------------------------------------
-/files/en-us/web/mathml/    @mdn/content-mathml
+# MathML
+/files/en-us/web/mathml/ @mdn/content-mathml
 
+# ============================= CONTROL FILES ============================= #
+# The CODEOWNERS file must end with these matches: Any pull request changing
+# one or more of these files should be escalated to the owners specified here.
+
+# GitHub config
+/.github/ @mdn/core-dev
+# Except issue templates
+/.github/ISSUE_TEMPLATE/ff-project-issue.md @mdn/core-yari-content
+
+# Root dir
+/* @mdn/core-dev
+# Except markdown
+/*.md @mdn/core-yari-content
 
-# ----------------------------------------------------------------------------
-# CONTROL FILES OWNER(S)
-# ----------------------------------------------------------------------------
-# These should be the last matches in this file, since any pull request that
-# tries to change any one or more of these files should be escalated to the
-# owners specified here.
-# ----------------------------------------------------------------------------
-/.github/     @mdn/core-dev
-## Issue templates
-/.github/ISSUE_TEMPLATE/ff-project-issue.md    @mdn/core-yari-content
-/*            @mdn/core-dev
-/*.md         @mdn/core-yari-content
 # These are @mdn-bot because the auto-merge GHA workflow uses the PAT of this account.
 # If another reviewer is specified, update the PAT token or auto-merge will cease to be automatic.
 /package.json @mdn-bot
-/yarn.lock    @mdn-bot
+/yarn.lock @mdn-bot