This reverts commit e07e27a6.

Issue #3266160 by smustgrave, alex.skrypnyk, tannguyenhn, beatrizrodrigues, joachim, larowlan: Composer Scaffold plugin calls dispatch() instead of dispatchScript()

Issue #3438034 by tannguyenhn, adwivedi008, alex.skrypnyk, alexpott: Fix Composer Scaffold plugin event listeners

Issue #3134606 by greg.1.anderson, longwave, Kristen Pol, catch, jungle, alexpott: PHP Fatal error in 8.9.x / 9.0.x upgrade path

Issue #3103090 by greg.1.anderson, alexpott, jungle, ravi.shankar, dww, Mile23, larowlan: Avoid re-scaffolding unchanged files (and printing scaffold file information over and over)

Issue #3103918 by greg.1.anderson, Mile23, alexpott, Mixologic, catch: [policy + patch] Decide on backwards compatibility policy for Composer plugins in Drupal 8

Issue #3104922 by greg.1.anderson, Mile23, alexpott: Guard against changes to Scaffold Plugin that might cause upgrade problems

Issue #3086148 by greg.1.anderson, hussainweb, Mixologic: Make scaffold "extra" data key conform with plugin command name

Issue #3080205 by greg.1.anderson: Implicitly allow drupal/core and legacy scaffold projects to scaffold files

Issue #2982684 by greg.1.anderson, Mile23, Mixologic, webflo, alexpott, yogeshmpawar, pingwin4eg, vijaycs85, larowlan, dww, borisson_, phenaproxima, kim.pepper, bojanz, grasmash, hctom, kmbremner, pingers, Jax, sherakama, derhasi, claudiu.cristea, jhedstrom, Xano, Grimreaper: Add a composer scaffolding plugin to core