Bump guzzlehttp/oauth-subscriber from 0.6.0 to 0.8.1

Bumps [guzzlehttp/oauth-subscriber](https://github.com/guzzle/oauth-subscriber) from 0.6.0 to 0.8.1.
- [Release notes](https://github.com/guzzle/oauth-subscriber/releases)
- [Changelog](https://github.com/guzzle/oauth-subscriber/blob/0.8/CHANGELOG.md)
- [Commits](guzzle/oauth-subscriber@0.6.0...0.8.1)

---
updated-dependencies:
- dependency-name: guzzlehttp/oauth-subscriber
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

composer.json

@@ -58,7 +58,7 @@
         "htmlawed/htmlawed": "^1.2",
         "symfony/dotenv": "^7.1.6",
         "lasserafn/php-initial-avatar-generator": "^4.2",
-        "guzzlehttp/oauth-subscriber": "^0.6.0",
+        "guzzlehttp/oauth-subscriber": "^0.8.1",
         "kamermans/guzzle-oauth2-subscriber": "^1.0",
         "league/csv": "^9.8",
         "dragonmantank/cron-expression": "^3.3",