fix top nav autocomplete

apps/block_scout_web/assets/css/components/_navbar.scss

@@ -114,7 +114,7 @@
 }
 
 .input-group-append {
-  margin-left: 0px;
+  margin-left: -0.5px;
 
   path {
     fill: $secondary;

apps/block_scout_web/lib/block_scout_web/templates/layout/_topnav.html.eex

@@ -93,8 +93,9 @@
                   prepop: true,
                   minChars: 3,
                   maxItems: 8,
-                  value: "symbol",
+                  value: "contract_address_hash",
                   label: "contract_address_hash",
+                  descrSearch: true,
                   descr: "symbol"
                   ]) %>
               <div class="input-group-append">

apps/block_scout_web/lib/block_scout_web/templates/layout/app.html.eex

@@ -19,17 +19,6 @@
     <link rel="stylesheet" href="https://nico-amsterdam.github.io/awesomplete-util/css/awesomplete.css">
     <script src="https://nico-amsterdam.github.io/awesomplete-util/js/awesomplete.min.js"></script>
     <script src="https://nico-amsterdam.github.io/awesomplete-util/js/awesomplete-util.min.js"></script>
-    <style>
-      div.awesomplete {display: block}
-
-      div.awesomplete ul li p {display: block; font-size: small; margin-left: 1em}
-
-      div.awesomplete .awe-found {border: 2px solid green}
-
-      .hide-not-found div.awesomplete .awe-not-found {border-color: lightblue}
-
-      div.awesomplete .awe-not-found {border: 2px solid red}
-    </style>
 
     <%= render_existing(@view_module, "_metatags.html", assigns) || render("_default_title.html") %>
   </head>