oauth(build): use a minimum version of @slack/[email protected] (#1889)

Author: zimeg

packages/oauth/package.json

@@ -40,7 +40,7 @@
   },
   "dependencies": {
     "@slack/logger": "^3.0.0",
-    "@slack/web-api": "^6.11.2",
+    "@slack/web-api": "^6.12.1",
     "@types/jsonwebtoken": "^8.3.7",
     "@types/node": ">=12",
     "jsonwebtoken": "^9.0.0",