fix: remove background color from CoveragePage and adjust layout spacing

apps/mobile/packages/features/client/client_coverage/lib/src/presentation/pages/coverage_page.dart

@@ -24,7 +24,6 @@ class CoveragePage extends StatelessWidget {
       create: (BuildContext context) => Modular.get<CoverageBloc>()
         ..add(CoverageLoadRequested(date: DateTime.now())),
       child: Scaffold(
-        backgroundColor: UiColors.background,
         body: BlocBuilder<CoverageBloc, CoverageState>(
           builder: (BuildContext context, CoverageState state) {
             return Column(
@@ -121,6 +120,7 @@ class CoveragePage extends StatelessWidget {
           ),
           const SizedBox(height: UiConstants.space3),
           CoverageShiftList(shifts: state.shifts),
+          const SizedBox(height: 100),
         ],
       ),
     );