add view pdf to nav and remove duplicate home on view (#3052)

# Description of Changes

Please provide a summary of the changes, including:

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

Closes #(issue_number)

---

## 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/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/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/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/DeveloperGuide.md#6-testing)
for more details.

src/main/resources/templates/fragments/navbar.html

@@ -89,12 +89,12 @@
           </li>
 
           <li class="nav-item">
-            <a class="nav-link" href="#" th:href="@{'/split-pdfs'}"
-              th:classappend="${currentPage}=='split-pdfs' ? 'active' : ''" th:title="#{home.split.desc}">
+            <a class="nav-link" href="#" th:href="@{'/view-pdf'}"
+              th:classappend="${currentPage}=='view-pdf' ? 'active' : ''" th:title="#{home.viewPdf.desc}">
               <span class="material-symbols-rounded">
-                cut
+                menu_book
               </span>
-              <span class="icon-text" th:data-text="#{home.split.title}" th:text="#{home.split.title}"></span>
+              <span class="icon-text" th:data-text="#{home.viewPdf.title}" th:text="#{home.viewPdf.title}"></span>
             </a>
           </li>