Fix dark mode text color on permissions tab empty stat (#19336) (#19340)

Before: black text in dark mode
<img width="1224" height="860" alt="image"
src="https://github.com/user-attachments/assets/a419ef77-9358-4588-ad19-a15b57448682"
/>


After updated styling: the correct grey text in dark mode
<img width="638" height="249" alt="Screenshot 2026-04-05 at 2 47 24 PM"
src="https://github.com/user-attachments/assets/bf736464-d33c-40f1-8244-2cf5d93b7e9c"
/>

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-front/src/modules/settings/admin-panel/health-status/components/SettingsAdminQueueJobsTable.tsx

@@ -1,3 +1,4 @@
+import { SettingsEmptyPlaceholder } from '@/settings/components/SettingsEmptyPlaceholder';
 import { SettingsAdminDeleteJobsConfirmationModal } from '@/settings/admin-panel/health-status/components/SettingsAdminDeleteJobsConfirmationModal';
 import { SettingsAdminJobDetailsExpandable } from '@/settings/admin-panel/health-status/components/SettingsAdminJobDetailsExpandable';
 import { SettingsAdminJobStateBadge } from '@/settings/admin-panel/health-status/components/SettingsAdminJobStateBadge';
@@ -49,12 +50,6 @@ const StyledControlsContainer = styled.div`
   justify-content: space-between;
 `;
 
-const StyledEmptyState = styled.div`
-  color: ${themeCssVariables.font.color.tertiary};
-  padding: ${themeCssVariables.spacing[8]};
-  text-align: center;
-`;
-
 const StyledPaginationContainer = styled.div`
   align-items: center;
   display: flex;
@@ -261,9 +256,9 @@ export const SettingsAdminQueueJobsTable = ({
       </StyledControlsContainer>
 
       {loading && jobs.length === 0 ? (
-        <StyledEmptyState>{t`Loading jobs...`}</StyledEmptyState>
+        <SettingsEmptyPlaceholder>{t`Loading jobs...`}</SettingsEmptyPlaceholder>
       ) : jobs.length === 0 ? (
-        <StyledEmptyState>{t`No jobs found`}</StyledEmptyState>
+        <SettingsEmptyPlaceholder>{t`No jobs found`}</SettingsEmptyPlaceholder>
       ) : (
         <>
           <Table>