Build/Test Tools: Update to Ubuntu 26.04 and pin the Windows runner in the 5.6 branch. - #15549

Build/Test Tools: Update to Ubuntu 26.04 and pin the Windows runner in the 5.6 branch.#15549

desrosj wants to merge 2 commits into

WordPress:5.6WordPress/wordpress-develop:5.6from

desrosj:update-runners-ubuntu-26.04-5.6desrosj/wordpress-develop:update-runners-ubuntu-26.04-5.6Copy head branch name to clipboard