Ignore text in `title` element

.changeset/ready-worms-make.md

···
+---
+'rehype-typeset': patch
+---
+
+Ignore text in `title` element

plugin.js

···
 const EM_DASH = '\u2014'
 const ELLIPSIS = '\u2026'
 
-const IGNORED_ELEMENTS = new Set(['script', 'style', 'pre', 'code'])
+const IGNORED_ELEMENTS = new Set(['title', 'script', 'style', 'pre', 'code'])
 
 /** @type {PluginOptions} */
 const DEFAULT_OPTIONS = {