set default limit to 1000 (#584)

Co-authored-by: Hammerbeck <[email protected]>

src/Altinn.Correspondence.Application/GetCorespondences/LegacyGetCorrespondencesHandler.cs

@@ -24,7 +24,7 @@ private record PartyInfo(string Id, Party? Party);
 
     public async Task<OneOf<LegacyGetCorrespondencesResponse, Error>> Process(LegacyGetCorrespondencesRequest request, ClaimsPrincipal? user, CancellationToken cancellationToken)
     {
-        var limit = request.Limit == 0 ? 50 : request.Limit;
+        var limit = request.Limit == 0 ? 1000 : request.Limit;
         DateTimeOffset? to = request.To != null ? ((DateTimeOffset)request.To).ToUniversalTime() : null;
         DateTimeOffset? from = request.From != null ? ((DateTimeOffset)request.From).ToUniversalTime() : null;