GH-136155: Use sphinxext-opengraph v0.12.0 (GH-137393)

(cherry picked from commit 39bd7c3)

Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>

Author: AA-Turner

Doc/conf.py

@@ -558,14 +558,11 @@
     'image': '_static/og-image.png',
     'line_color': '#3776ab',
 }
-if 'builder_html' in tags:  # noqa: F821
-    ogp_custom_meta_tags = [
-        '<meta name="theme-color" content="#3776ab">',
-    ]
-    if 'create-social-cards' not in tags:  # noqa: F821
-        # Define a static preview image when not creating social cards
-        ogp_image = '_static/og-image.png'
-        ogp_custom_meta_tags += [
-            '<meta property="og:image:width" content="200">',
-            '<meta property="og:image:height" content="200">',
-        ]
+ogp_custom_meta_tags = ('<meta name="theme-color" content="#3776ab">',)
+if 'create-social-cards' not in tags:  # noqa: F821
+    # Define a static preview image when not creating social cards
+    ogp_image = '_static/og-image.png'
+    ogp_custom_meta_tags += (
+        '<meta property="og:image:width" content="200">',
+        '<meta property="og:image:height" content="200">',
+    )

Doc/requirements.txt

@@ -11,7 +11,7 @@ sphinx~=8.2.0
 
 blurb
 
-sphinxext-opengraph~=0.11.0
+sphinxext-opengraph~=0.12.0
 sphinx-notfound-page~=1.0.0
 
 # The theme used by the documentation is stored separately, so we need