misc: updated CODEOWNER

.github/CODEOWNERS

@@ -1,19 +1,2 @@
-# Lines starting with '#' are comments.
-
-# Each line is a file pattern followed by one or more owners.
-
-# More details are here: https://help.github.com/articles/about-codeowners/
-
-# The '\*' pattern is global owners.
-
-# Order is important. The last matching pattern has the most precedence.
-
-# The folders are ordered as follows:
-
-# In each subsection folders are ordered first by depth, then alphabetically.
-
-# This should make it easy to add new rules without breaking existing ones.
-
-# Global rule:
-
-- @julian-alarcon
+# Global owner:
+* @julian-alarcon