fix multiple txt-records delete + API update

new API version
fix to delete specific TXT records for wildcard-certs with LE

Co-Authored-By: Harald Kapper <hknet@users.noreply.github.com>

dnsapi/dns_kappernet.sh

@@ -7,7 +7,7 @@
 #KAPPERNETDNS_Key="yourKAPPERNETapikey"
 #KAPPERNETDNS_Secret="yourKAPPERNETapisecret" 
 
-KAPPERNETDNS_Api="https://dnspanel.kapper.net/API/1.1?APIKey=$KAPPERNETDNS_Key&APISecret=$KAPPERNETDNS_Secret"
+KAPPERNETDNS_Api="https://dnspanel.kapper.net/API/1.2?APIKey=$KAPPERNETDNS_Key&APISecret=$KAPPERNETDNS_Secret"
 
 ###############################################################################
 # called with 
@@ -73,8 +73,8 @@ dns_kappernet_rm() {
   _saveaccountconf KAPPERNETDNS_Secret "$KAPPERNETDNS_Secret"
 
   _info "Trying to remove the TXT Record: $fullhostname"
-
-  if _kappernet_api GET "action=del&subject=$fullhostname"; then
+  data="%7B%22name%22%3A%22$fullhostname%22%2C%22type%22%3A%22TXT%22%2C%22content%22%3A%22$txtvalue%22%2C%22ttl%22%3A%223600%22%2C%22prio%22%3A%22%22%7D"
+  if _kappernet_api GET "action=del&subject=$fullhostname&data=$data"; then
     if _contains "$response" "{\"OK\":true"; then
       return 0
     else