Improve input title for add book to collection widget

front/src/AddBookToCollection.vue

@@ -43,7 +43,6 @@ function addBook(bookId) {
       emit('created')
     } else {
       res.json().then((json) => {
-        console.log(json)
         error.value = json
       })
     }
@@ -61,7 +60,7 @@ function addBook(bookId) {
         type="text"
         maxlength="300"
         v-model="book.title"
-        :placeholder="$t('addbook.title')"
+        :placeholder="$t('inputbookwidget.searchinput')"
       />
       <p v-if="titleError" class="help is-danger">{{ titleError }}</p>
       <ul v-if="data" class="popupresults has-background-dark">