fix: limit max length for cards (#22289)

diff --git a/erpnext/www/support/index.py b/erpnext/www/support/index.py
index 58ca8f7..5d26743 100644
--- a/erpnext/www/support/index.py
+++ b/erpnext/www/support/index.py
@@ -49,8 +49,8 @@
 	favorite_article_list=[]
 	for article in favorite_articles:
 		description = frappe.utils.strip_html(article.content)
-		if len(description) > 175:
-			description = description[:172] + '...'
+		if len(description) > 120:
+			description = description[:120] + '...'
 		favorite_article_dict = {
 			'title': article.title,
 			'description': description,