CI Update (#17923)

* ReSync with Devel

* ReSync

* https://github.com/actions/virtual-environments#available-environments

* https://github.com/actions/virtual-environments#available-environments

.github/workflows/ci_docs.yml

@@ -36,7 +36,7 @@ jobs:
         target: [linux, windows, osx]
         include:
           - target: linux
-            os: ubuntu-18.04
+            os: ubuntu-20.04
           - target: windows
             os: windows-2019
           - target: osx

.github/workflows/ci_packages.yml

@@ -6,7 +6,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-18.04, macos-10.15]
+        os: [ubuntu-20.04, macos-10.15]
         cpu: [amd64]
         batch: ["allowed_failures", "0_3", "1_3", "2_3"] # list of `index_num`
     name: '${{ matrix.os }} (batch: ${{ matrix.batch }})'
@@ -21,7 +21,7 @@ jobs:
           fetch-depth: 2
 
       - name: 'Install node.js 12.x'
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v2
         with:
           node-version: '12.x'