v2.3: Refactors AccountsBackgroundService if a snapshot request was not handled (backport of #6418)#6451

brooksprumo merged 1 commit intov2.3anza-xyz/agave:v2.3from

mergify/bp/v2.3/pr-6418anza-xyz/agave:mergify/bp/v2.3/pr-6418Copy head branch name to clipboard