Unescape HTML entities in head titles

layouts/_default/baseof.html

@@ -15,11 +15,11 @@
         {{ template "_internal/opengraph.html" . }}
         {{ template "_internal/twitter_cards.html" . }}
         {{ if and (and .Title .Site.Title) (or (not (eq .Title .Site.Title)) (not .IsHome)) }}
-        <title>{{ .Title | markdownify | plainify }} &middot; {{ .Site.Title | markdownify | plainify }}</title>
+        <title>{{ .Title | markdownify | plainify | htmlUnescape }} &middot; {{ .Site.Title | markdownify | plainify | htmlUnescape }}</title>
         {{ else if .Title }}
-        <title>{{ .Title | markdownify | plainify }}</title>
+        <title>{{ .Title | markdownify | plainify | htmlUnescape }}</title>
         {{ else if .Site.Title }}
-        <title>{{ .Site.Title | markdownify | plainify }}</title>
+        <title>{{ .Site.Title | markdownify | plainify | htmlUnescape }}</title>
         {{ end }}
         <link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.0/dist/css/bootstrap.min.css" integrity="sha384-gH2yIJqKdNHPEq0n4Mqa/HGKIhSkIHeL5AyhkYV8i59U5AR6csBvApHHNl/vI1Bx" rel="stylesheet">
         <link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.9.1/font/bootstrap-icons.css" rel="stylesheet">