chore: keep the v1.45 size baselines for the navigation the topics preview had split

Reverting the topics preview puts sidebar-nav, bottom-nav and the
/api/auth/me handler back to their v1.45 code; their baselines return to
the v1.45 values, nothing grows beyond them.

src/__tests__/baselines/source-function-lines.json

@@ -1,7 +1,7 @@
 {
   "$comment": "Production functions over 200 lines, keyed \"file :: name\", and their length. Maintained by src/__tests__/source-size-ratchet.test.ts.",
   "count": 410,
-  "total": 147795,
+  "total": 147860,
   "entries": {
     "app/achievements/page.tsx :: AchievementsPage": 206,
     "app/api/admin/backups/upload/route.ts :: apiHandler(arg)": 314,
@@ -9,7 +9,7 @@
     "app/api/admin/settings/route.ts :: apiHandler(arg) #2": 217,
     "app/api/analytics/route.ts :: buildAnalyticsResponse": 446,
     "app/api/auth/login/route.ts :: apiHandler(arg)": 262,
-    "app/api/auth/me/route.ts :: apiHandler(arg)": 384,
+    "app/api/auth/me/route.ts :: apiHandler(arg)": 386,
     "app/api/auth/oidc/callback/route.ts :: apiHandler(arg)": 499,
     "app/api/auth/register/route.ts :: apiHandler(arg)": 275,
     "app/api/coach/about-me/route.ts :: apiHandler(arg) #2": 309,
@@ -173,9 +173,9 @@
     "components/labs/ocr-review-dialog.tsx :: OcrReviewDialog": 359,
     "components/labs/ocr-row-editor.tsx :: OcrRowEditor": 393,
     "components/layout/auth-shell.tsx :: AuthShell": 520,
-    "components/layout/bottom-nav.tsx :: BottomNav": 229,
+    "components/layout/bottom-nav.tsx :: BottomNav": 262,
     "components/layout/capture-picker.tsx :: CapturePicker": 235,
-    "components/layout/sidebar-nav.tsx :: SidebarNav": 342,
+    "components/layout/sidebar-nav.tsx :: SidebarNav": 372,
     "components/layout/top-bar.tsx :: TopBar": 212,
     "components/links/entity-link-picker.tsx :: EntityLinkPicker": 392,
     "components/measurement-reminders/vorsorge-dashboard-card.tsx :: VorsorgeDashboardCard": 215,