Bump firebase/php-jwt from 6.10.1 to 7.0.0

Bumps [firebase/php-jwt](https://github.com/firebase/php-jwt) from 6.10.1 to 7.0.0.
- [Release notes](https://github.com/firebase/php-jwt/releases)
- [Changelog](https://github.com/firebase/php-jwt/blob/main/CHANGELOG.md)
- [Commits](googleapis/php-jwt@v6.10.1...v7.0.0)

---
updated-dependencies:
- dependency-name: firebase/php-jwt
  dependency-version: 7.0.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

composer.json

@@ -1,5 +1,5 @@
 {
     "require": {
-        "firebase/php-jwt": "^6.10"
+        "firebase/php-jwt": "^7.0"
     }
 }