Add Wall of Browser Bugs entry for #14975

See https://bugs.webkit.org/show_bug.cgi?id=150079
Closes #14975
[ci skip]

docs/_data/browser-bugs.yml

@@ -230,6 +230,16 @@
   origin: >
     Bootstrap#16180
 
+-
+  browser: >
+    Safari (iPad)
+  summary: >
+    `<select>` menu on iPad causes shifting of hit-testing areas
+  upstream_bug: >
+    WebKit#150079, Safari#23082521
+  origin: >
+    Bootstrap#14975
+
 -
   browser: >
     Safari (iOS)