remove extra spaces in script to abide by hugo template standards

Author: AnvarAtayev

layouts/partials/docs/footer.html

@@ -26,5 +26,5 @@
 
 {{ $script := resources.Get "clipboard.js" | resources.Minify }}
 {{ with $script.Content }}
-<script>{ { . | safeJS } }</script>
+<script>{{ . | safeJS }}</script>
 {{ end }}