Update org-hugo-debug-info and fix one of the recent tests

ox-hugo.el

@@ -3812,6 +3812,7 @@ buffer and returned as a string in Org format."
                                 ,(format "|org-hugo-date-format                                  |%S|" org-hugo-date-format)
                                 ,(format "|org-hugo-paired-shortcodes                            |%S|" org-hugo-paired-shortcodes)
                                 ,(format "|org-hugo-langs-no-descr-in-code-fences                |%S|" org-hugo-langs-no-descr-in-code-fences)
+                                ,(format "|org-hugo-suppress-lastmod-period                      |%S|" org-hugo-suppress-lastmod-period)
                                 ,(format "|org-hugo-front-matter-format                          |%S|" org-hugo-front-matter-format))
                               "\n"))
          (org-export-with-toc nil)

test/site/content-org/suppress-lastmod-period-zero.org

@@ -12,22 +12,20 @@
 :END:
 ~org-hugo-suppress-lastmod-period~ is set to *0.0* seconds in Local
 Variables.
+
+/For tests, the "current date" is always Dec 21, 2100./
 * Auto set lastmod                                                  :autoset:
 :PROPERTIES:
 :EXPORT_HUGO_AUTO_SET_LASTMOD: t
 :END:
-** Suppress lastmod with auto-set-lastmod
+** Lastmod not suppressed as the suppress period is 0.0
 :PROPERTIES:
 :EXPORT_DATE: 2100-12-21
 :EXPORT_FILE_NAME: lastmod-not-suppressed-suppress-period-zero
 :END:
 #+begin_description
 ~lastmod~ front-matter parameter is *not* suppressed in this post as
-=org-hugo-suppress-lastmod-period= is 0.0.
+=org-hugo-suppress-lastmod-period= is 0.0 (default).
 #+end_description
 
 #+include: "./suppress-lastmod-period-zero.org::#common" :only-contents t
-* Local Variables                                                   :ARCHIVE:
-# Local Variables:
-# org-hugo-suppress-lastmod-period: 0.0
-# End:

test/site/content/posts/lastmod-not-suppressed-suppress-period-zero.md

@@ -1,8 +1,8 @@
 +++
-title = "Suppress lastmod with auto-set-lastmod"
+title = "Lastmod not suppressed as the suppress period is 0.0"
 description = """
   `lastmod` front-matter parameter is **not** suppressed in this post as
-  `org-hugo-suppress-lastmod-period` is 0.0.
+  `org-hugo-suppress-lastmod-period` is 0.0 (default).
   """
 date = 2100-12-21
 lastmod = 2100-12-21T00:00:00+00:00
@@ -12,3 +12,5 @@ draft = false
 
 `org-hugo-suppress-lastmod-period` is set to **0.0** seconds in Local
 Variables.
+
+_For tests, the "current date" is always Dec 21, 2100._