Update failing GitHub action

Author: psliwka

.github/workflows/update-wordlists.yml

@@ -13,7 +13,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - run: scripts/update-all
-      - uses: peter-evans/create-pull-request@v4
+      - uses: peter-evans/create-pull-request@v6
         with:
           branch: update-wordlists
           commit-message: Update autogenerated wordlists