feat(pagination): add option to disable prev/next navigation

* Feature: disable next/previous pagination buttons site-wide

* Moved the displayPagination to the layout level and adjusted the documentation.

* fix: improve pagination docs and layout whitespace

- Fix indentation in docs layout templates
- Add pagination documentation for all languages (fa, ja, zh-cn)
- Simplify documentation to be more succinct

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Co-authored-by: Xin <xin@imfing.com>

layouts/docs/list.html

@@ -15,7 +15,9 @@
           {{ .Content }}
         </div>
         {{ partial "components/last-updated.html" . }}
-        {{ partial "components/pager.html" . }}
+        {{- if (site.Params.page.displayPagination | default true) -}}
+          {{- partial "components/pager.html" . -}}
+        {{- end -}}
         {{ partial "components/comments.html" . }}
       </main>
     </article>