Bump actions/setup-python from 5 to 6 (#188)

Bumps [actions/setup-python](https://github.com/actions/setup-python)
from 5 to 6.

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Author: dependabot[bot]

.github/workflows/microspeech.yaml

@@ -71,7 +71,7 @@ jobs:
           ref: main
 
       - name: Set up Python 3.10
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.10'