build(deps): bump actions/checkout from 2 to 2.3.4 (#316)

Bumps [actions/checkout](https://github.com/actions/checkout) from 2 to 2.3.4.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2...v2.3.4)

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

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

.github/workflows/linting.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - uses: actions/setup-node@v2.1.5
         with:

.github/workflows/npm-audit.yml

@@ -7,6 +7,6 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
       - uses: actions/setup-node@v2.1.5
       - run: npm audit

.github/workflows/smoke-test-macos.yml

@@ -10,7 +10,7 @@ jobs:
         xcode: [11, 12]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - uses: actions/setup-node@v2.1.5
         with:

.github/workflows/smoke-test-ubuntu-ionic.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - name: set up JDK 1.8
         uses: actions/setup-java@v1

.github/workflows/smoke-test-ubuntu.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - name: set up JDK 1.8
         uses: actions/setup-java@v1

.github/workflows/smoke-test-windows.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: windows-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v2.3.4
 
       - name: set up JDK 1.8
         uses: actions/setup-java@v1