onnxruntime

6b9d3805 - Update ORT Release Roadmap Announcements section (#22324)

Update ORT Release Roadmap Announcements section (#22324) ### Description Updated Announcements section to separate 2 announcements into list + bold them. These changes will make Python announcement more visible to users. ### Motivation and Context <!-- - Why is this change required? What problem does it solve? - If it fixes an open issue, please link to the issue here. -->