build: try to test on latest node 16

.github/workflows/tests.yml

@@ -20,16 +20,16 @@ jobs:
       - name: Checkout Source code
         uses: actions/checkout@v2
 
-      - name: Use Node.js 15
+      - name: Use Node.js 16
         uses: actions/setup-node@v2
         with:
-          node-version: 15
+          node-version: 16
 
       - name: Cache node_modules
         uses: actions/cache@v2
         with:
           path: '**/node_modules'
-          key: ${{ runner.os }}-15-modules-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-16-modules-${{ hashFiles('**/yarn.lock') }}
 
       - name: Install libkrb5-dev (for run-rs)
         run: |
@@ -52,16 +52,16 @@ jobs:
       - name: Checkout Source code
         uses: actions/checkout@v2
 
-      - name: Use Node.js 15
+      - name: Use Node.js 16
         uses: actions/setup-node@v2
         with:
-          node-version: 15
+          node-version: 16
 
       - name: Cache node_modules
         uses: actions/cache@v2
         with:
           path: '**/node_modules'
-          key: ${{ runner.os }}-15-modules-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-16-modules-${{ hashFiles('**/yarn.lock') }}
 
       - name: EditorConfig Lint
         uses: docker://mstruebing/editorconfig-checker:2.3.5@sha256:b78daacf0049058ca85afddbbed6c53bd3bc2a24d3dd0b2363e34ebb4463dee1
@@ -86,7 +86,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [ 12, 14, 15, 16.1 ]
+        node-version: [ 12, 14, 15, 16 ]
     steps:
       - name: Checkout Source code
         uses: actions/checkout@v2
@@ -165,16 +165,16 @@ jobs:
           fetch-depth: 0 # we need to pull everything to have correct dev version suffix
           ref: master
 
-      - name: Use Node.js 15
+      - name: Use Node.js 16
         uses: actions/setup-node@v2
         with:
-          node-version: 15
+          node-version: 16
 
       - name: Cache node_modules
         uses: actions/cache@v2
         with:
           path: '**/node_modules'
-          key: ${{ runner.os }}-15-modules-${{ hashFiles('**/yarn.lock') }}
+          key: ${{ runner.os }}-16-modules-${{ hashFiles('**/yarn.lock') }}
 
       - name: Install libkrb5-dev (for run-rs)
         run: |