Update CODEOWNERS with the broader team (#3099)

Some people have asked for minimal permissions, however, to avoid
notification spam.

CODEOWNERS

@@ -1,12 +1,18 @@
-# Docs need to have a single approver to maintain consistency.
-/site @droot @frankfarzan @phanimarupaka @mengqiy @yuwenma @natasha41575
+# Generally we are following a permissive policy of code ownership
+# Some people have asked for only minimal permissions to avoid notification spam: @bgrant0607
+
+# Default, unless something takes precedence below
+* @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
+
+# Docs
+/site @bgrant0607 @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
 # These packages are referenced in docs.
-/package-examples/nginx/ @droot @mortent @phanimarupaka @mengqiy
-/package-examples/wordpress/ @droot @mortent @phanimarupaka @mengqiy
+/package-examples/nginx/ @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
+/package-examples/wordpress/ @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
 
 # Schemas changes additional scrutiny.
-/pkg/api @droot @mortent @phanimarupaka @mengqiy
+/pkg/api @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
 
 # These tests enforce the behavior for fn
-kpt/e2e/testdata/fn-render @droot @phanimarupaka @mengqiy
-kpt/e2e/testdata/fn-eval @droot @phanimarupaka @mengqiy
+kpt/e2e/testdata/fn-render @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma
+kpt/e2e/testdata/fn-eval @droot @justinsb @mengqiy @martinmaly @mortent @natasha41575 @yuwenma