Composer(deps): Bump lcobucci/jwt from 5.3.0 to 5.4.0 in /web (#998)

Bumps [lcobucci/jwt](https://github.com/lcobucci/jwt) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/lcobucci/jwt/releases)
- [Commits](lcobucci/jwt@5.3.0...5.4.0)

---
updated-dependencies:
- dependency-name: lcobucci/jwt
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

web/composer.json

@@ -19,7 +19,7 @@
         "vendor-dir": "includes/vendor"
     },
     "require": {
-        "lcobucci/jwt": "5.3.0",
+        "lcobucci/jwt": "5.4.0",
         "maxmind-db/reader": "~1.0",
         "smarty/smarty": "~v5.4.1",
         "xpaw/php-source-query-class": "dev-master",