Update padding for MudPaper components across various features

Increased padding from 'pa-4' to 'pa-6' for MudPaper components in Events, MeetingSchedule, Students, and Teams features to ensure consistent styling and improved visual spacing.

WebApp/Components/Features/Students/EventRanking.razor

@@ -18,7 +18,7 @@
 else
 {
     <MudStack Spacing="4">
-        <MudPaper Elevation="2" Class="pa-4">
+        <MudPaper Elevation="2" Class="pa-6">
             <MudText Typo="Typo.h5" Class="mb-4">Students by Rank</MudText>
             <MudTable Items="_students" Hover="true" Striped="true" Breakpoint="Breakpoint.Sm" LoadingProgressColor="Color.Info">
         <HeaderContent>
@@ -64,7 +64,7 @@ else
             </MudTable>
         </MudPaper>
 
-        <MudPaper Elevation="2" Class="pa-4">
+        <MudPaper Elevation="2" Class="pa-6">
             <MudText Typo="Typo.h5" Class="mb-4">Events by Student</MudText>
             <MudTable Items="_eventStudentRankings" Hover="true" Striped="true" Breakpoint="Breakpoint.Sm" LoadingProgressColor="Color.Info">
         <HeaderContent>