.github: bump actions to fix Node.js 12 warnings

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

.github/workflows/build.yml

@@ -35,7 +35,7 @@ jobs:
           (cd libuev-2.3.2 && ./configure --prefix=/usr && make && sudo make install-strip)
           (cd libite-2.5.2 && ./configure --prefix=/usr && make && sudo make install-strip)
           sudo ldconfig
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Static Finit
         run: |
           ./autogen.sh
@@ -64,7 +64,7 @@ jobs:
           dir=finit-$ver/_build/sub
           make -j1 distcheck || (cat $dir/test/test-suite.log; false)
       - name: Upload Test Results
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: finit-test-${{ matrix.compiler }}
           path: test/*