ci: deactivated the usage of the generated fuzzing corpus

Author: andygrunwald

.github/workflows/testing.yml

@@ -99,10 +99,14 @@ jobs:
       # Checkout the Fuzzing seed and generated corpus
       # Classical unit tests execute the fuzzing tests as well,
       # but mainly with the pre-existing corpus.
-      - uses: actions/checkout@v3
-        with:
-          repository: andygrunwald/vdf-fuzzing-corpus
-          path: testdata/fuzz
+      #
+      # Deactivated right now, because this let the unit tests
+      # run into an execution timeout.
+      #
+      #- uses: actions/checkout@v3
+      #  with:
+      #    repository: andygrunwald/vdf-fuzzing-corpus
+      #    path: testdata/fuzz
 
       - name: Run Unit tests.
         run: make test