Use Hugo's partial-returning where possible

Signed-off-by: Danila Fedorin <danila.fedorin@gmail.com>

layouts/_shortcodes/rawblock.html

@@ -1,8 +1,7 @@
-{{- $scratch := newScratch -}}
-{{- partial "geturl.html" (dict "scratch" $scratch "path" (.Get 0) "siteSourceUrl" .Site.Params.siteSourceUrl "submoduleLinks" hugo.Data.submodules) -}}
+{{- $url := partial "geturl.html" (dict "path" (.Get 0)) -}}
 {{- $groupconfig := dict
-       "url" ($scratch.Get "bestUrl")
-       "basePath" ($scratch.Get "bestPath")
+       "url" $url.url
+       "basePath" $url.basePath
        "path" (.Get 0)
        "comment" ", entire file"
        "content" (safeHTML (printf "<pre><code>%s</code></pre>" (htmlEscape (readFile (printf "code/%s" (.Get 0))))))