Bump actions/setup-node from 2.pre.beta to 3.1.1

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 2.pre.beta to 3.1.1.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2-beta...v3.1.1)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/production-deployment.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.3.2
       - name: Setup Node.js environment
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v3.1.1
         with:
           node-version: '12.x'
       - name: npm install, build, and test

.github/workflows/pull-requests.yml

@@ -18,7 +18,7 @@ jobs:
         with:
           ref: ${{ github.ref }}
       - name: Setup Node.js environment
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v3.1.1
         with:
           node-version: '12.x'
       - name: Installing dependencies
@@ -35,7 +35,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.3.2
       - name: Setup Node.js environment
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v3.1.1
         with:
           node-version: '12.x'
       - name: Installing dependencies

.github/workflows/staging-deployment.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.3.2
       - name: Setup Node.js environment
-        uses: actions/setup-node@v2-beta
+        uses: actions/setup-node@v3.1.1
         with:
           node-version: '12.x'
       - name: npm install, build, and test