Update actions/setup-node action to v2

Dependency update (patch)

Author: renovate-bot

.github/workflows/coveralls.yml

@@ -10,7 +10,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Use Node.js 10.x
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v2
       with:
         node-version: 10.x
 

.github/workflows/publish-gh-pages.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: 12
       - run: npm ci
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: 12
       - name: Install package dependencies

.github/workflows/publish-npm.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: 12
       - run: npm ci
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v2
         with:
           node-version: 12
       - run: npm ci

.github/workflows/tests.yml

@@ -16,7 +16,7 @@ jobs:
     - uses: actions/checkout@v2
 
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v2
       with:
         node-version: ${{ matrix.node-version }}
     - run: npm ci