Upgrade setup-python workflows (#670)

* Upgrade setup-python in GitHub workflows

* Updates all other GitHub actions

* Fixes failing workflows

* reverts coveralls workflow version

.github/workflows/reproducible.yml

@@ -13,12 +13,12 @@ jobs:
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           submodules: "true"
       - name: Install Rust toolchain
         run: rustup show
-      - uses: actions/setup-python@v1
+      - uses: actions/setup-python@v5
         with:
           python-version: "3.10"
       - name: Set up OpenSK
@@ -30,7 +30,7 @@ jobs:
         run: ./maintainers/reproduce_hashes.sh
 
       - name: Upload reproduced binaries
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v4
         with:
           name: reproduced-${{ matrix.os }}
           path: reproducible/reproduced.tar