Bump express-static-gzip from 2.1.7 to 2.1.8

Bumps [express-static-gzip](https://github.com/tkoenig89/express-static-gzip) from 2.1.7 to 2.1.8.
- [Release notes](https://github.com/tkoenig89/express-static-gzip/releases)
- [Commits](https://github.com/tkoenig89/express-static-gzip/compare/v2.1.7...v2.1.8)

---
updated-dependencies:
- dependency-name: express-static-gzip
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -100,7 +100,7 @@
     "expr-eval": "^2.0.2",
     "express": "^4.21.0",
     "express-async-handler": "^1.2.0",
-    "express-static-gzip": "2.1.7",
+    "express-static-gzip": "2.1.8",
     "fs-extra": "11.2.0",
     "js-yaml": "^4.1.0",
     "jwt-simple": "^0.5.6",