RESIDENTStk.pm: make Wakeuptimer compatible with Tablet UI settimer widget:

<div data-type="settimer"
    data-device="rr_Firstname_wakeuptimer1"
    data-get="nextRun"
    data-set="nextRun"></div>


git-svn-id: https://svn.fhem.de/fhem/trunk@9978 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/FHEM/RESIDENTStk.pm

@@ -760,7 +760,7 @@ if (\$EVTPART0 eq \"stop\") {\
 
     # auto or reset
     #
-    elsif ( $VALUE eq "auto" || $VALUE eq "reset" ) {
+    elsif ( $VALUE eq "auto" || $VALUE eq "reset" || $VALUE =~ /^NaN:|:NaN$/ ) {
         my $resetTime = ReadingsVal( $NAME, "lastRun", 0 );
         if ($wakeupDefaultTime) {
             $resetTime = $wakeupDefaultTime;