fix(client): improve state section toggle a11y - #1156

fix(client): improve state section toggle a11y#1156

webfansplz merged 2 commits into

vuejs:mainvuejs/devtools:mainfrom

Xinglan233:fix/state-section-keyboard-accessibilityXinglan233/devtools:fix/state-section-keyboard-accessibilityCopy head branch name to clipboard