Fix lint error

Author: philwebb

lib/include-code-extension.js

@@ -30,7 +30,7 @@ function createExtensionGroup (context) {
         if (!langs.length) return log(doc, 'warn', `no search locations defined for include-code::${target}[]`)
         const cursor = doc.getReader().$cursor_at_mark()
         tabsEnabled ??= doc.getExtensions().hasBlocks() && !!doc.getExtensions().getBlockFor('tabs', 'example')
-        const attrsStr = Object.entries(attrs).filter(([n, v]) => n != 'title').reduce((buf, [n, v]) => `${buf}${buf ? ',' : ''}${n}=${v}`, '')
+        const attrsStr = Object.entries(attrs).filter(([n, v]) => n !== 'title').reduce((buf, [n, v]) => `${buf}${buf ? ',' : ''}${n}=${v}`, '')
         const sectionId = (nearest(parent, 'section') || doc).getId()
         const relativeIdPath = sectionId
           ? sectionId.replaceAll('-', '').replaceAll('.', '/') + '/' + sanitizedTarget