fix: unable to set heater target temperature (#828)

fixes #827

src/components/inputs/TemperatureInput.vue

@@ -23,6 +23,7 @@
 
 <template>
     <div class="d-flex align-center">
+        <form @submit.prevent="setTemps">
             <v-text-field
                 v-model="value"
                 suffix="°C"
@@ -33,8 +34,8 @@
                 hide-spin-buttons
                 class="_temp-input pr-1"
                 @blur="value = target"
-            @focus="$event.target.select()"
-            @keyup.enter="setTemps"></v-text-field>
+                @focus="$event.target.select()"></v-text-field>
+        </form>
         <v-menu v-if="presets" :offset-y="true" left title="Preheat">
             <template #activator="{ on, attrs }">
                 <v-btn