fix i18n for bindings (#14235)

Also-By: Jacob Laursen <jacob-github@vindvejr.dk>
Signed-off-by: Jan N. Klug <github@klug.nrw>

bundles/org.openhab.binding.smsmodem/src/main/resources/OH-INF/i18n/smsmodem.properties

@@ -1,7 +1,7 @@
-# binding
+# add-on
 
-binding.smsmodem.name = SMSModem Binding
-binding.smsmodem.description = This binding handle a GSM modem connected to the openHAB server (Serial), or exposed on the network. It can send and receive SMS.
+addon.smsmodem.name = SMSModem Binding
+addon.smsmodem.description = This binding handle a GSM modem connected to the openHAB server (Serial), or exposed on the network. It can send and receive SMS.
 
 # thing types
 

bundles/org.openhab.binding.smsmodem/src/main/resources/OH-INF/i18n/smsmodem_fr.properties

@@ -1,7 +1,7 @@
-# binding
+# add-on
 
-binding.smsmodem.name = Extension SMSModem
-binding.smsmodem.description = Cette extension gère un modem GSM supportant les messages AT et connecté au serveur (en USB/série), ou exposé sur le réseau. Elle peut envoyer et recevoir des SMS.
+addon.smsmodem.name = Extension SMSModem
+addon.smsmodem.description = Cette extension gère un modem GSM supportant les messages AT et connecté au serveur (en USB/série), ou exposé sur le réseau. Elle peut envoyer et recevoir des SMS.
 
 # thing types
 

bundles/org.openhab.binding.smsmodem/src/main/resources/OH-INF/i18n/smsmodem_it.properties

@@ -1,7 +1,7 @@
-# binding
+# add-on
 
-binding.smsmodem.name = Gestione Modem SMS
-binding.smsmodem.description = Gestisce un modem GSM collegato al server openHAB (via seriale), o connesso alla rete. Può inviare e ricevere SMS.
+addon.smsmodem.name = Gestione Modem SMS
+addon.smsmodem.description = Gestisce un modem GSM collegato al server openHAB (via seriale), o connesso alla rete. Può inviare e ricevere SMS.
 
 # thing types