chore(project): update CODEOWNERS (#4955)

* Update CODEOWNERS

* Update CODEOWNERS

Author: joshblack

CODEOWNERS

@@ -1,9 +1,9 @@
 # Default global
 * @carbon-design-system/developers-system
 
-# Core icons
-/packages/icons/src/svg/16/ @laurenmrice @carbon-design-system/developers-system
-/packages/icons/src/svg/glyph/ @laurenmrice @carbon-design-system/developers-system
+# Core icons and pictograms
+/packages/icons/svg/ @laurenmrice @conradennis @carbon-design-system/developers-system
+/packages/pictograms/svg/ @laurenmrice @conradennis @carbon-design-system/developers-system
 
 # Angular icons
 /packages/icons-angular/ @cal-smith @carbon-design-system/developers-system