chore(deps): update navikt/github-app-token-generator digest to a8ae524 (#480)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| navikt/github-app-token-generator | action | digest | `a3831f4` ->
`a8ae524` |

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.github/workflows/release-please.yml

@@ -11,7 +11,7 @@ jobs:
       contents: write
       pull-requests: write
     steps:
-      - uses: navikt/github-app-token-generator@a3831f44404199df32d8f39f7c0ad9bb8fa18b1c
+      - uses: navikt/github-app-token-generator@a8ae52448279d468cfbca5cd899f2457f0b1f643
         id: get-token
         with:
           private-key: ${{ secrets.TOKENS_PRIVATE_KEY }}