⬆️👷 Bump actions/setup-node from 2.3.1 to 2.4.0 (#399)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v2.3.1...v2.4.0)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/lint.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2.3.1
+      - uses: actions/setup-node@v2.4.0
         with:
           node-version: 12
       - name: Get yarn cache directory path

.github/workflows/release.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2.3.1
+      - uses: actions/setup-node@v2.4.0
         with:
           node-version: 12
           registry-url: 'https://registry.npmjs.org'

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2.3.1
+      - uses: actions/setup-node@v2.4.0
         with:
           node-version: ${{ matrix.node }}
       - name: Get yarn cache directory path

.github/workflows/typecheck.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2.3.1
+      - uses: actions/setup-node@v2.4.0
         with:
           node-version: 12
       - name: Get yarn cache directory path