Build/Test Tools: Update to Ubuntu 26.04 and pin the Windows runner in the 5.9 branch. - #15546

Build/Test Tools: Update to Ubuntu 26.04 and pin the Windows runner in the 5.9 branch.#15546

desrosj wants to merge 2 commits into

WordPress:5.9WordPress/wordpress-develop:5.9from

desrosj:update-runners-ubuntu-26.04-5.9desrosj/wordpress-develop:update-runners-ubuntu-26.04-5.9Copy head branch name to clipboard