refactor(icons): install and use @heroicons/react (#1438)

src/components/RequestModal/SearchByNameModal/index.tsx

@@ -1,3 +1,4 @@
+import { DownloadIcon } from '@heroicons/react/outline';
 import React from 'react';
 import { defineMessages, useIntl } from 'react-intl';
 import useSWR from 'swr';
@@ -51,22 +52,7 @@ const SearchByNameModal: React.FC<SearchByNameModalProps> = ({
       okText={intl.formatMessage(globalMessages.next)}
       okDisabled={!tvdbId}
       okButtonType="primary"
-      iconSvg={
-        <svg
-          className="w-6 h-6"
-          fill="none"
-          stroke="currentColor"
-          viewBox="0 0 24 24"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            strokeLinecap="round"
-            strokeLinejoin="round"
-            strokeWidth={2}
-            d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4"
-          />
-        </svg>
-      }
+      iconSvg={<DownloadIcon className="w-6 h-6" />}
     >
       <Alert
         title={intl.formatMessage(messages.notvdbiddescription)}