Add an `aria-label` to the monitor search box (#4163)

* added the `Search monitored sites` label

* rebase

src/components/MonitorList.vue

@@ -16,7 +16,10 @@
                     </a>
                     <form>
                         <input
-                            v-model="searchText" class="form-control search-input" :placeholder="$t('Search...')"
+                            v-model="searchText"
+                            class="form-control search-input"
+                            :placeholder="$t('Search...')"
+                            :aria-label="$t('Search monitored sites')"
                             autocomplete="off"
                         />
                     </form>

src/lang/en.json

@@ -183,6 +183,7 @@
     "Pink": "Pink",
     "Custom": "Custom",
     "Search...": "Search…",
+    "Search monitored sites": "Search monitored sites",
     "Avg. Ping": "Avg. Ping",
     "Avg. Response": "Avg. Response",
     "Entry Page": "Entry Page",