refactor: adjust font size in ActionLinkTile for improved readability

Author: CephasTechOrg

mobile/lib/features/dashboard/presentation/business_settings_sheet.dart

@@ -550,7 +550,7 @@ class _ActionLinkTile extends StatelessWidget {
                     Text(
                       title,
                       style: const TextStyle(
-                        fontSize: 14.5,
+                        fontSize: 15,
                         fontWeight: FontWeight.w800,
                         color: AppColors.ink,
                         letterSpacing: -0.2,