AppDbContext: Fix FetchMembers when using for specific MgNr

Elwig/Documents/MemberDataSheet.cs

@@ -30,7 +30,7 @@ namespace Elwig.Documents {
 
         public static async Task<MemberDataSheet> Initialize(int mgnr) {
             using var ctx = new AppDbContext();
-            return new MemberDataSheet(await ctx.FetchMembers(mgnr, true, true).SingleAsync());
+            return new MemberDataSheet(await ctx.FetchMembers(mgnr, includeContactInfo: true).SingleAsync());
         }
 
         protected override async Task LoadData(AppDbContext ctx) {