[Glance] Extending Specs Freeze Deadline by 1 week

Hello All, As discussed in the last glance meeting [1] we are extending the glance specs freeze deadline by 1 week since we have 2 new specs up recently. Current Spec Freeze date (for Glance) : 5th July 2024 New Spec Freeze date (for Glance) : 12th July 2024 Please make sure your specs are updated before the new deadline. [1]: https://meetings.opendev.org/irclogs/%23openstack-meeting/%23openstack-meeti... Thanks, Pranali Deore