fix(BookOpenIcon): Replace BookOpenIcon with RhUiLearnFillIcon (#12487)

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: rebeccaalpert

packages/react-core/src/components/List/examples/List.md

@@ -5,7 +5,7 @@ cssPrefix: pf-v6-c-list
 propComponents: ['List', 'ListItem']
 ---
 
-import BookOpenIcon from '@patternfly/react-icons/dist/esm/icons/book-open-icon';
+import RhUiLearnFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-learn-fill-icon';
 import KeyIcon from '@patternfly/react-icons/dist/esm/icons/key-icon';
 import DesktopIcon from '@patternfly/react-icons/dist/esm/icons/desktop-icon';
 

packages/react-core/src/components/List/examples/ListIcons.tsx

@@ -1,11 +1,11 @@
 import { List, ListItem } from '@patternfly/react-core';
-import BookOpenIcon from '@patternfly/react-icons/dist/esm/icons/book-open-icon';
+import RhUiLearnFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-learn-fill-icon';
 import KeyIcon from '@patternfly/react-icons/dist/esm/icons/key-icon';
 import DesktopIcon from '@patternfly/react-icons/dist/esm/icons/desktop-icon';
 
 export const ListIcons: React.FunctionComponent = () => (
   <List isPlain>
-    <ListItem icon={<BookOpenIcon />}>First</ListItem>
+    <ListItem icon={<RhUiLearnFillIcon />}>First</ListItem>
     <ListItem icon={<KeyIcon />}>Second</ListItem>
     <ListItem icon={<DesktopIcon />}>Third</ListItem>
   </List>

packages/react-core/src/components/List/examples/ListLargeIcons.tsx

@@ -1,11 +1,11 @@
 import { List, ListItem } from '@patternfly/react-core';
-import BookOpenIcon from '@patternfly/react-icons/dist/esm/icons/book-open-icon';
+import RhUiLearnFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-learn-fill-icon';
 import KeyIcon from '@patternfly/react-icons/dist/esm/icons/key-icon';
 import DesktopIcon from '@patternfly/react-icons/dist/esm/icons/desktop-icon';
 
 export const ListLargeIcons: React.FunctionComponent = () => (
   <List isPlain iconSize="large">
-    <ListItem icon={<BookOpenIcon />}>First</ListItem>
+    <ListItem icon={<RhUiLearnFillIcon />}>First</ListItem>
     <ListItem icon={<KeyIcon />}>Second</ListItem>
     <ListItem icon={<DesktopIcon />}>Third</ListItem>
   </List>