Upgrade python from 3.7 to 3.8 in sync github action

Author: arpit-jn

.github/workflows/snyk.yml

@@ -34,7 +34,7 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha || github.ref }}
 
-      - uses: snyk/actions/python-3.7@b98d498629f1c368650224d6d212bf7dfa89e4bf # pin@0.4.0
+      - uses: snyk/actions/python-3.8@4a528b5c534bb771b6e3772656a8e0e9dc902f8b # pinned 2023-06-13
         continue-on-error: true # Make sure the SARIF upload is called
         env:
           SNYK_TOKEN: ${{ secrets.SNYK_TOKEN }}