Feature/v2/selected pageeditor rework (#4756)

# Description of Changes

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Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)
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## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.

---------

Co-authored-by: James Brunton <[email protected]>
Co-authored-by: Copilot <[email protected]>

frontend/src/core/tools/Split.tsx

@@ -50,8 +50,7 @@ const Split = (props: BaseToolProps) => {
       {
         title: t("split.steps.chooseMethod", "Choose Method"),
         isCollapsed: !!base.params.parameters.method, // Collapse when method is selected
-        onCollapsedClick: () => base.params.updateParameter('method', '')
-        ,
+        onCollapsedClick: () => base.params.updateParameter('method', ''),
         tooltip: methodTips,
         content: (
           <CardSelector<SplitMethod, MethodOption>
@@ -86,7 +85,7 @@ const Split = (props: BaseToolProps) => {
     review: {
       isVisible: base.hasResults,
       operation: base.operation,
-      title: "Split Results",
+      title: t("split.resultsTitle", "Split Results"),
       onFileClick: base.handleThumbnailClick,
       onUndo: base.handleUndo,
     },