fix: add CodeCov token to python-package.yml (#62)

*Issue #, if available:*

*Description of changes:*


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Signed-off-by: Angad <66992519+ThirdEyeSqueegee@users.noreply.github.com>

Author: ThirdEyeSqueegee

.github/workflows/python-package.yml

@@ -44,3 +44,5 @@ jobs:
         pytest test/unit/
     - name: Upload coverage to Codecov
       uses: codecov/codecov-action@v5
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}