templates: ds100 is not present in HAFAS stations; use eva instead

Fixes broken checkin suggestions after arriving with a HAFAS-tracked journey

templates/_cancelled_departure.html.ep

@@ -2,12 +2,12 @@
 	<div class="card-content">
 		<span class="card-title">Zugausfall</span>
 		<p>Die Abfahrt von <%= $journey->{train_type} %> <%= $journey->{train_no} %>
-			in <a href="/s/<%= $journey->{dep_ds100} %>"><%= $journey->{dep_name} %></a>
+			in <a href="/s/<%= $journey->{dep_eva} %>"><%= $journey->{dep_name} %></a>
 			entfällt. Der Zugausfall auf der Fahrt nach <%= $journey->{arr_name} %> wurde bereits dokumentiert.
 		</p>
 		% if (my @connections = @{stash('connections') // []}) {
 			<p>Alternative Reisemöglichkeiten:</p>
-			%= include '_connections', connections => \@connections, checkin_from => $journey->{dep_ds100};
+			%= include '_connections', connections => \@connections, checkin_from => $journey->{dep_eva};
 		% }
 	</div>
 </div>

templates/_checked_in.html.ep

@@ -201,7 +201,7 @@
 				% if ($journey->{arrival_countdown} < 0) {
 					<p>Fahrt auswählen zum Einchecken mit Zielwahl.</p>
 				% }
-				%= include '_connections', connections => \@connections, checkin_from => $journey->{arrival_countdown} < 0 ? $journey->{arr_ds100} : undef;
+				%= include '_connections', connections => \@connections, checkin_from => $journey->{arrival_countdown} < 0 ? $journey->{arr_eva} : undef;
 			% }
 			% if (my @transit_fyi = @{stash('transit_fyi') // []}) {
 				<span class="card-title" style="margin-top: 2ex;">Nahverkehr</span>

templates/_checked_out.html.ep

@@ -2,11 +2,11 @@
 	<div class="card-content">
 		<span class="card-title">Ausgecheckt</span>
 		<p>Aus <%= $journey->{train_type} %> <%= $journey->{train_no} %>
-			bis <a href="/s/<%= $journey->{arr_ds100} %>"><%= $journey->{arr_name} %></a></p>
+			bis <a href="/s/<%= $journey->{arr_eva} %>"><%= $journey->{arr_name} %></a></p>
 		% if (my @connections = @{stash('connections') // []}) {
 			<span class="card-title" style="margin-top: 2ex;">Verbindungen</span>
 			<p>Zug auswählen zum Einchecken mit Zielwahl.</p>
-			%= include '_connections', connections => \@connections, checkin_from => $journey->{arr_ds100};
+			%= include '_connections', connections => \@connections, checkin_from => $journey->{arr_eva};
 		% }
 	</div>
 	<div class="card-action">