fix missing organizer photo

Author: Headary

app/Modules/Fykos/DefaultModule/templates/About/allPastOrganizers.latte

@@ -27,7 +27,7 @@
 
                         <img src="https://db.fykos.cz/photo/person/person_{$organizer['personId']}.jpg"
                             class="card-img-top"
-                            onerror="this.src = '/images/personUnknown.jpg'"
+                            onerror="this.src = '/images/person-unknown.jpg'"
                             alt="{$organizer['name']}">
                         <h4 class="card-header">{$organizer['name']}</h4>
                         <div class="card-body">

app/Modules/Fykos/DefaultModule/templates/About/organizers.latte

@@ -72,7 +72,7 @@
                         <img src="/images/person-kolorenc.jpg"
                              class="card-img-top"
                              alt="Přemysl Kolorenč"
-                             onerror="this.src = '/images/personUnknown.jpg'">
+                             onerror="this.src = '/images/person-unknown.jpg'">
                         <h4 class="card-header">Přemysl Kolorenč</h4>
                         <div class="card-body">
                             <table>