Fix for the regression in Hugo 0.58.0

https://gohugo.io/news/0.58.0-relnotes/

> home.Pages now behaves like all the other sections, see #6240. If
you want to list all the regular pages, use .Site.RegularPages.

layouts/_default/list.atom.xml

@@ -66,7 +66,10 @@
     {{- $limit := (cond (le site.Config.Services.RSS.Limit 0) 65536 site.Config.Services.RSS.Limit) }}
     {{- $feed_sections := site.Params.feedSections | default site.Params.mainSections -}}
     {{/* Range through only the pages with a Type in $feed_sections. */}}
-    {{- $pages := where .Pages "Type" "in" $feed_sections -}}
+    {{- $pages := where .RegularPages "Type" "in" $feed_sections -}}
+    {{- if (eq .Kind "home") -}}
+        {{- $pages = where site.RegularPages "Type" "in" $feed_sections -}}
+    {{- end -}}
     {{/* Remove the pages that have the disable_feed parameter set to true. */}}
     {{- $pages = where $pages ".Params.disable_feed" "!=" true -}}
     {{- range first $limit $pages }}

theme.toml

@@ -5,7 +5,7 @@ description = "Hugo theme component for creating ATOM feeds for Hugo 'list' page
 homepage = "https://scripter.co"
 tags = ["component", "feed", "atom", "output-format"]
 features = ["atom"]
-min_version = "0.53"
+min_version = "0.58"
 
 [author]
   name = "Kaushal Modi"