fix: remove redundant test results upload step in Codecov configuration

Author: Jayian1890

.github/workflows/linux-unit-tests.yml

@@ -59,10 +59,4 @@ jobs:
       - name: Upload coverage reports to Codecov
         uses: codecov/codecov-action@v5
         with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-
-      - name: Upload test results to Codecov
-        if: ${{ !cancelled() }}
-        uses: codecov/test-results-action@v1
-        with:
-            token: ${{ secrets.CODECOV_TOKEN }}
+          token: ${{ secrets.CODECOV_TOKEN }}