Address review: split comment sentences, drop stale query claim

Author: suneox

src/libs/Navigation/linkingConfig/OldRoutes.ts

@@ -6,7 +6,7 @@ const oldRoutes: Record<string, string> = {
     '/*/*/time/*/*': '/$1/$2/destination/$3/$4/per-diem-time',
     // The per diem subrate step is a dynamic suffix stacked on the time step (wizard) or on the confirmation step
     // (edit). Its `:pageIndex` stays the last segment. The wizard variant keeps the optional legacy `backToReport`
-    // segment on the start base; query strings are not preserved (callers no longer append `?backTo=`).
+    // segment on the start base.
     '/*/*/subrate/*/*/edit/*': '/$1/$2/confirmation/$3/$4/per-diem-subrate-edit/$5',
     '/*/*/subrate/*/*/*/*': '/$1/$2/start/$3/$4/$5/per-diem-time/per-diem-subrate/$6',
     '/*/*/subrate/*/*/*': '/$1/$2/start/$3/$4/per-diem-time/per-diem-subrate/$5',

src/pages/iou/request/step/DynamicIOURequestStepSubrate.tsx

@@ -81,7 +81,7 @@ function DynamicIOURequestStepSubrate({
 }: DynamicIOURequestStepSubrateProps) {
     const isEditPage = routeName === SCREENS.MONEY_REQUEST.DYNAMIC_STEP_SUBRATE_EDIT;
     // Back removes this step's own dynamic suffix from the current URL. In edit mode (`per-diem-subrate-edit/:pageIndex`)
-    // the suffix sits on the confirmation base, so back returns to the confirmation step; in the wizard flow
+    // the suffix sits on the confirmation base, so back returns to the confirmation step. In the wizard flow
     // (`per-diem-subrate/:pageIndex`) it sits on the time base, so back returns to the time step.
     const backPath = useDynamicBackPath(isEditPage ? DYNAMIC_ROUTES.MONEY_REQUEST_STEP_SUBRATE_EDIT.path : DYNAMIC_ROUTES.MONEY_REQUEST_STEP_SUBRATE.path);
     const styles = useThemeStyles();