Fix third-party resource save location

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

layouts/partials/image/reflect.html

@@ -14,7 +14,14 @@
 
 {{- if $src -}}
   {{- $isRemote := strings.HasPrefix $src "http" -}}
-  {{- $image := cond $isRemote (resources.GetRemote $src) (resources.Get $src) -}}
+  {{- $image := "" -}}
+
+  {{- if $isRemote -}}
+    {{- $remote := resources.GetRemote $src -}}
+    {{- $image = resources.Copy (printf "static/3rd-party/%s" $remote.Name) $remote -}}
+  {{- else -}}
+    {{- $image = resources.Get $src -}}
+  {{- end -}}
 
   {{- $result = (dict "image" $image "title" $title "alt" $alt) -}}
 {{- end -}}