fix(ClockIcon): Replace ClockIcon with RhUiClockFillIcon

[rebeccaalpert]

What:
This is one piece of #12400. Breaking it up by icon so it is easier to review.

Additional issues:

Summary by CodeRabbit

• Documentation
  • Updated the TextInput example documentation and custom icon example to use RhUiClockFillIcon instead of the previous clock icon.
  • Updated the RTL demo (including the paginated table status label) to use RhUiClockFillIcon for the “Down” indicator.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: b4b27e93-0a34-487f-9165-ae1ecfd9f3ac

📥 Commits

Reviewing files that changed from the base of the PR and between 7f6ebbd and ff30fd2.

📒 Files selected for processing (4)

• packages/react-core/src/components/TextInput/examples/TextInput.md
• packages/react-core/src/components/TextInput/examples/TextInputCustomIcon.tsx
• packages/react-core/src/demos/RTL/RTL.md
• packages/react-core/src/demos/RTL/examples/PaginatedTable.tsx

✅ Files skipped from review due to trivial changes (1)

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

🚧 Files skipped from review as they are similar to previous changes (3)

• packages/react-core/src/components/TextInput/examples/TextInput.md
• packages/react-core/src/demos/RTL/RTL.md
• packages/react-core/src/demos/RTL/examples/PaginatedTable.tsx

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Walkthrough

Four example and demo files update their clock icon component from ClockIcon to RhUiClockFillIcon. Changes include import statements and component usages across TextInput examples and RTL demo files.

Changes

Icon Component Migration

Layer / File(s)	Summary
TextInput examples packages/react-core/src/components/TextInput/examples/TextInput.md, packages/react-core/src/components/TextInput/examples/TextInputCustomIcon.tsx	Import statements and component usage for the custom icon example are updated to use RhUiClockFillIcon instead of ClockIcon.
RTL demo packages/react-core/src/demos/RTL/RTL.md, packages/react-core/src/demos/RTL/examples/PaginatedTable.tsx	Import statements and the "Down" status label icon in PaginatedTable are updated to use RhUiClockFillIcon instead of ClockIcon.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• patternfly/patternfly-react#12468: Both PRs update icon imports/usage inside the RTL demo's PaginatedTable.tsx (swapping different status label icons: ClockIcon→RhUiClockFillIcon vs WalkingIcon→RhUiRunningIcon), indicating they're part of the same icon-replacement effort.

Suggested labels

Needs design review

Suggested reviewers

• nicolethoen
• thatblindgeye

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and specifically describes the main change: replacing ClockIcon with RhUiClockFillIcon across multiple files.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[patternfly-build]

Preview: https://pf-react-pr-12464.surge.sh

A11y report: https://pf-react-pr-12464-a11y.surge.sh