Upgrades some Docker CI dependencies

.github/workflows/build.yml

@@ -28,7 +28,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v2
       with:
         submodules: true
     - run: rustup update

.github/workflows/release.yml

@@ -69,7 +69,7 @@ jobs:
       - run: sed -i 's/path="..\/lib", //g' python/Cargo.toml
       - run: docker run --rm -v $(pwd):/io konstin2/maturin build --release
         working-directory: ./python
-      - uses: pypa/gh-action-pypi-publish@v1.3.1
+      - uses: pypa/gh-action-pypi-publish@v1.4.1
         with:
           user: __token__
           password: ${{ secrets.PYPI_PASSWORD }}
@@ -78,7 +78,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: '12'
       - run: rustup update