chore: update codeowners (#29305)

Discussed with Sean and most of these codeowner directories should be
reviewable by anyone on the team, so we don't want to block on a
specific person.

The exceptions are the gesture/input-shim directories due to the lack of
documentation at the moment.

Author: liamdebeasi

.github/CODEOWNERS

@@ -13,30 +13,7 @@
 
 * @ionic-team/framework
 
-# Frameworks
-
-## Angular
-
-/packages/angular/ @sean-perkins @thetaPC
-/packages/angular-server @sean-perkins @thetaPC
-/packages/angular/test @thetaPC
-
-## Vue
-
-/packages/vue/ @thetaPC
-/packages/vue-router/ @liamdebeasi @thetaPC
-/packages/vue/test/ @thetaPC
-/packages/vue-router/__tests__ @thetaPC
-
-# Components
-
-/core/src/components/datetime/ @sean-perkins
-
-/core/src/components/nav/ @sean-perkins
-/core/src/components/nav-link/ @sean-perkins
-
 # Utilities
 
-/core/src/utils/content/ @sean-perkins
 /core/src/utils/gesture/ @liamdebeasi
 /core/src/utils/input-shims/ @liamdebeasi