feat(V5): Update settings pages UI (#13396)

# Pull Request Template

## Description

This PR updates settings page UI


## Type of change

- [x] New feature (non-breaking change which adds functionality)


## Checklist:

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my code
- [x] I have commented on my code, particularly in hard-to-understand
areas
- [ ] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [x] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged and published in downstream
modules

app/javascript/dashboard/i18n/locale/en/customRole.json

@@ -3,8 +3,11 @@
     "HEADER": "Custom Roles",
     "LEARN_MORE": "Learn more about custom roles",
     "DESCRIPTION": "Custom roles are roles that are created by the account owner or admin. These roles can be assigned to agents to define their access and permissions within the account. Custom roles can be created with specific permissions and access levels to suit the requirements of the organization.",
+    "COUNT": "{n} custom role | {n} custom roles",
     "HEADER_BTN_TXT": "Add custom role",
     "LOADING": "Fetching custom roles...",
+    "SEARCH_PLACEHOLDER": "Search custom roles...",
+    "NO_RESULTS": "No custom roles found matching your search",
     "SEARCH_404": "There are no items matching this query.",
     "PAYWALL": {
       "TITLE": "Upgrade to create custom roles",