[Snyk] Security upgrade @slack/bolt from 3.9.0 to 3.15.0#184

Open

connorads wants to merge 1 commit intomasterfrom

snyk-fix-b8cc8c073a680b41513f65906c5cec30

Commits on Nov 15, 2023

fix: package.json & yarn.lock to reduce vulnerabilities
snyk-bot
committed