ghc: Patch to fix upstream sphinx issue

lang/ghc/Portfile

@@ -6,7 +6,7 @@ PortGroup           legacysupport 1.1
 
 name                ghc
 version             9.14.1
-revision            0
+revision            1
 categories          lang haskell
 maintainers         {ieee.org:s.t.smith @essandess} openmaintainer
 license             BSD
@@ -335,6 +335,12 @@ if {${name} eq ${subport}} {
             }
         }
 
+        # Please remove after this issue is resolved
+        # https://gitlab.haskell.org/ghc/ghc/-/issues/26810
+        # diff -NaurdwB -I '^#[[:space:]]*' ./ghc-orig ./ghc-new | sed -E -e 's/\.\/ghc-(orig|new)/\./g' > patch-layout_html.diff
+        patchfiles-append \
+                    patch-layout_html.diff
+
         use_configure   yes
         use_autoconf    yes
 
@@ -363,11 +369,6 @@ if {${name} eq ${subport}} {
         build.pre_args
         build.post_args -VVVVV [haskell_cabal.build_getjobsarg]
 
-        # Please remove after this issue is resolved
-        # https://gitlab.haskell.org/ghc/ghc/-/issues/26810
-        build.post_args-append \
-                    --docs=no-sphinx
-
         # libHSbase shipped with GHC links against system libiconv,
         # which provides the 'iconv' symbol, but not the 'libiconv'
         # symbol. Because the compilation process statically links

lang/ghc/files/patch-layout_html.diff

@@ -0,0 +1,12 @@
+diff -NaurdwB -I ^#[[:space:]]* ./docs/users_guide/rtd-theme/layout.html ./docs/users_guide/rtd-theme/layout.html
+--- ./docs/users_guide/rtd-theme/layout.html	2026-01-28 08:32:19
++++ ./docs/users_guide/rtd-theme/layout.html	2026-01-28 08:33:22
+@@ -32,7 +32,7 @@
+     {%- if css|attr("rel") %}
+       <link rel="{{ css.rel }}" href="{{ pathto(css.filename, 1) }}" type="text/css"{% if css.title is not none %} title="{{ css.title }}"{% endif %} />
+     {%- else %}
+-      <link rel="stylesheet" href="{{ pathto(css, 1) }}" type="text/css" />
++      <link rel="stylesheet" href="{{ pathto(css.filename, 1) }}" type="text/css" />
+     {%- endif %}
+   {%- endfor %}
+