Partially revert 8e539ce2: Fix train/RV spacing at normal zoom

See: https://github.com/OpenTTD/OpenTTD/pull/9041

src/group_gui.cpp

@@ -263,7 +263,7 @@ private:
 		this->column_size[VGC_NUMBER] = GetStringBoundingBox(STR_GROUP_COUNT_WITH_SUBGROUP);
 		this->tiny_step_height = std::max(this->tiny_step_height, this->column_size[VGC_NUMBER].height);
 
-		this->tiny_step_height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
+		this->tiny_step_height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 1;
 
 		return WD_FRAMERECT_LEFT + 8 +
 			this->column_size[VGC_FOLD].width + 2 +
@@ -636,11 +636,11 @@ public:
 	{
 		switch (widget) {
 			case WID_GL_ALL_VEHICLES:
-				DrawGroupInfo(r.top, r.left, r.right, ALL_GROUP);
+				DrawGroupInfo(r.top + WD_FRAMERECT_TOP, r.left, r.right, ALL_GROUP);
 				break;
 
 			case WID_GL_DEFAULT_VEHICLES:
-				DrawGroupInfo(r.top, r.left, r.right, DEFAULT_GROUP);
+				DrawGroupInfo(r.top + WD_FRAMERECT_TOP, r.left, r.right, DEFAULT_GROUP);
 				break;
 
 			case WID_GL_INFO: {
@@ -668,7 +668,7 @@ public:
 			}
 
 			case WID_GL_LIST_GROUP: {
-				int y1 = r.top;
+				int y1 = r.top + WD_FRAMERECT_TOP;
 				int max = std::min<size_t>(this->group_sb->GetPosition() + this->group_sb->GetCapacity(), this->groups.size());
 				for (int i = this->group_sb->GetPosition(); i < max; ++i) {
 					const Group *g = this->groups[i];