fix(CalendarIcon): Replace CalendarIcon with RhUiCalendarFillIcon (#12461)

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

Author: rebeccaalpert

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

@@ -7,7 +7,7 @@ propComponents: ['TextInput', 'TextInputExpandedObj']
 ---
 
 import { useRef, useState } from 'react';
-import CalendarIcon from '@patternfly/react-icons/dist/esm/icons/calendar-icon';
+import RhUiCalendarFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-calendar-fill-icon';
 import ClockIcon from '@patternfly/react-icons/dist/esm/icons/clock-icon';
 
 ## Examples

packages/react-core/src/components/TextInput/examples/TextInputCustomIcon.tsx

@@ -1,6 +1,6 @@
 import { useState } from 'react';
 import { TextInput } from '@patternfly/react-core';
-import CalendarIcon from '@patternfly/react-icons/dist/esm/icons/calendar-icon';
+import RhUiCalendarFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-calendar-fill-icon';
 import ClockIcon from '@patternfly/react-icons/dist/esm/icons/clock-icon';
 
 export const TextInputCustomIcon: React.FunctionComponent = () => {
@@ -12,7 +12,7 @@ export const TextInputCustomIcon: React.FunctionComponent = () => {
       <TextInput
         value={calendar}
         type="text"
-        customIcon={<CalendarIcon />}
+        customIcon={<RhUiCalendarFillIcon />}
         onChange={(_event, value) => setCalendar(value)}
         aria-label="text input example with calendar icon"
       />

packages/react-core/src/components/TextInput/examples/TextInputCustomIconInvalid.tsx

@@ -1,6 +1,6 @@
 import { useState } from 'react';
 import { TextInput, ValidatedOptions } from '@patternfly/react-core';
-import CalendarIcon from '@patternfly/react-icons/dist/esm/icons/calendar-icon';
+import RhUiCalendarFillIcon from '@patternfly/react-icons/dist/esm/icons/rh-ui-calendar-fill-icon';
 
 export const TextInputCustomIconInvalid: React.FunctionComponent = () => {
   const [calendar, setCalendar] = useState('');
@@ -11,7 +11,7 @@ export const TextInputCustomIconInvalid: React.FunctionComponent = () => {
         value={calendar}
         type="text"
         validated={ValidatedOptions.error}
-        customIcon={<CalendarIcon />}
+        customIcon={<RhUiCalendarFillIcon />}
         onChange={(_event, value) => setCalendar(value)}
         aria-label="text input example with calendar icon"
       />