fix: upgrade @oclif/command from 1.8.0 to 1.8.16 (#2026)

Snyk has created this PR to upgrade @oclif/command from 1.8.0 to 1.8.16.

See this package in npm:
https://www.npmjs.com/package/@oclif/command

See this project in Snyk:
https://app.snyk.io/org/hit/project/127c4184-9023-49b5-9962-dcc4289c2517?utm_source=github&utm_medium=referral&page=upgrade-pr

packages/cli/package.json

@@ -35,7 +35,7 @@
     "@heroku-cli/plugin-spaces": "^7.54.0",
     "@heroku-cli/plugin-status": "^7.60.0",
     "@heroku-cli/plugin-webhooks": "^7.60.0",
-    "@oclif/command": "1.8.0",
+    "@oclif/command": "1.8.16",
     "@oclif/config": "1.13.2",
     "@oclif/errors": "1.2.2",
     "@oclif/plugin-commands": "^1.2.2",