align bar charts to start. (#328)

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## Description

Align AQI Distribution, and Occupancy charts bars to start.

## Type of Change

<!--- Put an `x` in all the boxes that apply: -->

- [ ] ✨ New feature (non-breaking change which adds functionality)
- [ ] 🛠️ Bug fix (non-breaking change which fixes an issue)
- [x] ❌ Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] 🧹 Code refactor
- [ ] ✅ Build configuration change
- [ ] 📝 Documentation
- [ ] 🗑️ Chore

lib/pages/analytics/modules/air_quality/widgets/aqi_distribution_chart.dart

@@ -20,6 +20,7 @@ class AqiDistributionChart extends StatelessWidget {
     return BarChart(
       BarChartData(
         maxY: 100.1,
+        alignment: BarChartAlignment.start,
         gridData: EnergyManagementChartsHelper.gridData(
           horizontalInterval: 20,
         ),

lib/pages/analytics/modules/energy_management/views/analytics_energy_management_view.dart

@@ -38,7 +38,7 @@ class AnalyticsEnergyManagementView extends StatelessWidget {
         return SingleChildScrollView(
           child: Container(
             padding: _padding,
-            height: MediaQuery.sizeOf(context).height * 1,
+            height: MediaQuery.sizeOf(context).height * 1.05,
             child: const Column(
               children: [
                 Expanded(

lib/pages/analytics/modules/occupancy/widgets/occupancy_chart.dart

@@ -18,6 +18,7 @@ class OccupancyChart extends StatelessWidget {
     return BarChart(
       BarChartData(
         maxY: 100.001,
+        alignment: BarChartAlignment.start,
         gridData: EnergyManagementChartsHelper.gridData().copyWith(
           checkToShowHorizontalLine: (value) => true,
           horizontalInterval: 20,