fix(deps): update dependency @cucumber/gherkin-streams to v6 (#2649)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -221,7 +221,7 @@
     "@cucumber/ci-environment": "10.0.1",
     "@cucumber/cucumber-expressions": "18.0.1",
     "@cucumber/gherkin": "34.0.0",
-    "@cucumber/gherkin-streams": "5.0.1",
+    "@cucumber/gherkin-streams": "6.0.0",
     "@cucumber/gherkin-utils": "9.2.0",
     "@cucumber/html-formatter": "21.14.0",
     "@cucumber/junit-xml-formatter": "0.8.1",