Frontend: Improve the experience on the failed job widget when there is +100 jobs

Context

From the issue #419112 (comment 1480879958)

Proposal

• Not to show the i icon when there are less than 100 jobs in the list. !144795 (merged)
• Have an alert when there are +100 jobs on the list
  • Show the number as 100+
• 🔗 Figma prototype
• 👉 Design tab