replaced samples icon by mdi-map-marker

web/themes/custom/materiotheme/vuejs/components/Content/Card.vue

@@ -40,7 +40,7 @@
         </div>
       </section>
       <section class="tool samples" v-if="item.samples && item.samples.length">
-        <span class="btn mdi mdi-beaker-outline"/>
+        <span class="btn mdi mdi-map-marker-star-outline"/>
         <div class="tool-content">
           <span class="label">{{ $t("materio.Samples") }}</span>
           <ul>

web/themes/custom/materiotheme/vuejs/components/Content/MiniCard.vue

@@ -8,7 +8,7 @@
     </header>
     <nav class="tools">
       <section class="tool samples" v-if="item.samples && item.samples.length">
-        <span class="btn mdi mdi-beaker-outline"/>
+        <span class="btn mdi mdi-map-marker-star-outline"/>
         <div class="tool-content">
           <span class="label">{{ $t("materio.Samples") }}</span>
           <ul>

web/themes/custom/materiotheme/vuejs/components/Content/ModalCard.vue

@@ -58,7 +58,7 @@
         </section>
         <section class="tool samples" v-if="item.samples && item.samples.length">
           <span
-            class="btn mdi mdi-beaker-outline"
+            class="btn mdi mdi-map-marker-star-outline"
             v-touch.prevent.stop="onTapTool"
           />
           <div class="tool-content">