feat(mobile): optimize screen space usage (#2911)

* feat(mobile): optimize screen space usage

* undo nav bar changes

mobile/lib/modules/home/ui/asset_grid/group_divider_title.dart

@@ -29,8 +29,8 @@ class GroupDividerTitle extends ConsumerWidget {
 
     return Padding(
       padding: const EdgeInsets.only(
-        top: 29.0,
-        bottom: 10.0,
+        top: 12.0,
+        bottom: 4.0,
         left: 12.0,
         right: 12.0,
       ),

mobile/lib/modules/home/ui/asset_grid/immich_asset_grid_view.dart

@@ -127,7 +127,7 @@ class ImmichAssetGridViewState extends State<ImmichAssetGridView> {
           width: width * widthDistribution[index],
           height: width,
           margin: EdgeInsets.only(
-            top: widget.margin,
+            bottom: widget.margin,
             right: last ? 0.0 : widget.margin,
           ),
           child: _buildThumbnailOrPlaceholder(asset, absoluteOffset + index),
@@ -157,7 +157,7 @@ class ImmichAssetGridViewState extends State<ImmichAssetGridView> {
     final String title = monthFormat.format(date);
     return Padding(
       key: Key("month-$title"),
-      padding: const EdgeInsets.only(left: 12.0, top: 30),
+      padding: const EdgeInsets.only(left: 12.0, top: 24.0),
       child: Text(
         title,
         style: TextStyle(
@@ -179,7 +179,7 @@ class ImmichAssetGridViewState extends State<ImmichAssetGridView> {
             width: width,
             height: height,
             margin: EdgeInsets.only(
-              top: widget.margin,
+              bottom: widget.margin,
               right: i + 1 == num ? 0.0 : widget.margin,
             ),
             color: Colors.grey,

mobile/lib/shared/views/tab_controller_page.dart

@@ -112,7 +112,6 @@ class TabControllerPage extends HookConsumerWidget {
             ),
             selectedIcon: buildIcon(
               Icon(
-                size: 24,
                 Icons.photo_library,
                 color: Theme.of(context).primaryColor,
               ),