Update fuzz.yml

Author: chrisjsewell

.github/workflows/fuzz.yml

@@ -13,10 +13,12 @@ jobs:
       uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
       with:
         oss-fuzz-project-name: 'markdown-it-py'
+        language: python
     - name: Run Fuzzers
       uses: google/oss-fuzz/infra/cifuzz/actions/run_fuzzers@master
       with:
         oss-fuzz-project-name: 'markdown-it-py'
+        language: python
         fuzz-seconds: 600
     - name: Upload Crash
       uses: actions/upload-artifact@v3