fix: remove all invalid CODEOWNERS references

Remove all references to non-existent teams and users.
Leave minimal CODEOWNERS file for maintainer to update with their GitHub username.

Author: Tajudeen

.github/CODEOWNERS

@@ -1,16 +1,3 @@
-# GitHub actions required reviewers
-.github/workflows/monaco-editor.yml @hediet @alexdima @lszomoru @joaomoreno
-.github/workflows/no-package-lock-changes.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/no-yarn-lock-changes.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr-darwin-test.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr-linux-cli-test.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr-linux-test.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr-node-modules.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr-win32-test.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/pr.yml @lszomoru @joaomoreno @TylerLeonhardt @rzhao271
-.github/workflows/telemetry.yml @lramos15 @lszomoru @joaomoreno
-
-# VS Code API
-# Ensure the API team is aware of changes to the vscode-dts file
-# this is only about the final API, not about proposed API changes
-src/vscode-dts/vscode.d.ts @jrieken @mjbvz @alexr00
+# Code owners for OpenCortexIDE
+# Add your GitHub username here (e.g., @yourusername)
+# Example: * @yourusername