chore(Github actions): bump node to 12 on github actions too

.github/workflows/ci.yml

@@ -29,10 +29,10 @@ jobs:
       - name: Fix git checkout line endings
         run: git config --global core.autocrlf input
       - uses: actions/checkout@v2.3.4
-      - name: Use Node.js 10.x
+      - name: Use Node.js 12.x
         uses: actions/setup-node@v2.1.5
         with:
-          node-version: 10.x
+          node-version: 12.x
       - name: Determine Yarn cache
         id: yarn-cache
         run: echo "::set-output name=dir::$(yarn cache dir)"
@@ -93,10 +93,10 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends snapcraft flatpak-builder elfutils
           ci/install_runtimes.sh
-      - name: Use Node.js 10.x
+      - name: Use Node.js 12.x
         uses: actions/setup-node@v2.1.5
         with:
-          node-version: 10.x
+          node-version: 12.x
       - name: Determine Yarn cache
         id: yarn-cache
         run: echo "::set-output name=dir::$(yarn cache dir)"