[ci] update actions to avoid node deprecation

.github/workflows/ci.yml

@@ -31,11 +31,11 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Setup Nix
-      uses: cachix/install-nix-action@v16
+      uses: cachix/install-nix-action@v20
       with:
         nix_path: nixpkgs=channel:nixos-unstable
     - name: Setup Cachix
-      uses: cachix/cachix-action@v10
+      uses: cachix/cachix-action@v12
       with:
         name: formosa-crypto
         authToken: '${{ secrets.CACHIX_WRITE_TOKEN }}'
@@ -70,7 +70,7 @@ jobs:
       env:
         TARGET: ${{ matrix.target }}
       run: opam config exec -- make $TARGET
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       name: Upload report.log
       if: always()
       with:
@@ -110,7 +110,7 @@ jobs:
     - name: Compile project
       working-directory: project/${{ matrix.target[2] }}
       run: opam config exec -- ec-runtest ${{ matrix.target[3] }} ${{ matrix.target[4] }}
-    - uses: actions/upload-artifact@v2
+    - uses: actions/upload-artifact@v3
       name: Upload report.log
       if: always()
       with:
@@ -126,7 +126,7 @@ jobs:
       (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository)
     runs-on: ubuntu-20.04
     steps:
-    - uses: technote-space/workflow-conclusion-action@v2
+    - uses: technote-space/workflow-conclusion-action@v3
     - uses: zulip/github-actions-zulip/send-message@v1
       with:
         api-key: ${{ secrets.ZULIP_APIKEY }}