socialIcons, fix: apply safeURL to make all URI schemes work (#1266)

Author: deining

layouts/partials/social_icons.html

@@ -1,6 +1,6 @@
 <div class="social-icons">
     {{- range . }}
-    <a href="{{ trim .url " " }}" target="_blank" rel="noopener noreferrer me" title="{{ (.title | default .name) | title }}">
+    <a href="{{ trim .url " " | safeURL }}" target="_blank" rel="noopener noreferrer me" title="{{ (.title | default .name) | title }}">
         {{ partial "svg.html" . }}
     </a>
     {{- end }}

layouts/partials/templates/schema_json.html

@@ -11,7 +11,7 @@
     {{- if site.Params.schema.sameAs }}
       {{ range $i, $e := site.Params.schema.sameAs }}{{ if $i }}, {{ end }}{{ trim $e " " }}{{ end }}
     {{- else}}
-      {{ range $i, $e := site.Params.SocialIcons }}{{ if $i }}, {{ end }}{{ trim $e.url " " }}{{ end }}
+      {{ range $i, $e := site.Params.SocialIcons }}{{ if $i }}, {{ end }}{{ trim $e.url " " | safeURL }}{{ end }}
     {{- end}}
   ]
 }