fix: call correct event functions

events.xml

@@ -5,8 +5,8 @@
     <event on="onQuiqqerOrderSuccessful" fire="\QUI\Memberships\Events::onQuiqqerOrderSuccessful" priority="5"/>
     <event on="onQuiqqerProductsFieldDeleteBefore" fire="\QUI\Memberships\Events::onQuiqqerProductsFieldDeleteBefore"/>
 
-    <event on="onQuiqqerContractsCreateFromOrder" fire="\QUI\Memberships\Events::onQuiqqerContractCreateFromOrder"/>
-    <event on="onQuiqqerContractsCancel" fire="\QUI\Memberships\Events::onQuiqqerContractCancel"/>
-    <event on="onQuiqqerContractsDelete" fire="\QUI\Memberships\Events::onQuiqqerContractDelete"/>
+    <event on="onQuiqqerContractsCreateFromOrder" fire="\QUI\Memberships\Events::onQuiqqerContractsCreateFromOrder"/>
+    <event on="onQuiqqerContractsCancel" fire="\QUI\Memberships\Events::onQuiqqerContractsCancel"/>
+    <event on="onQuiqqerContractsDelete" fire="\QUI\Memberships\Events::onQuiqqerContractsDelete"/>
 
 </events>
\ No newline at end of file