Auto merge of #13007 - lnicola:node-16, r=lnicola

Use Node 16 on CI and upgrade lockfile version

Code is on 16 too, there's hopefully no need to keep using the old version.

.github/workflows/ci.yaml

@@ -101,7 +101,7 @@ jobs:
     - name: Install Nodejs
       uses: actions/setup-node@v1
       with:
-        node-version: 14.x
+        node-version: 16.x
 
     - name: Install xvfb
       if: matrix.os == 'ubuntu-latest'

.github/workflows/release.yaml

@@ -68,7 +68,7 @@ jobs:
       - name: Install Node.js
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 16.x
 
       - name: Update apt repositories
         if: matrix.target == 'aarch64-unknown-linux-gnu' || matrix.target == 'arm-unknown-linux-gnueabihf'
@@ -133,7 +133,7 @@ jobs:
     container:
       image: rust:alpine
       volumes:
-        - /usr/local/cargo/registry
+        - /usr/local/cargo/registry:/usr/local/cargo/registry
 
     steps:
       - name: Install dependencies
@@ -176,7 +176,7 @@ jobs:
       - name: Install Nodejs
         uses: actions/setup-node@v1
         with:
-          node-version: 14.x
+          node-version: 16.x
 
       - run: echo "TAG=$(date --iso -u)" >> $GITHUB_ENV
         if: github.ref == 'refs/heads/release'