chore(deps): Bump actions/checkout from 2.3.5 to 2.4.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.5 to 2.4.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@1e204e9...ec3a7ce)

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

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

.github/workflows/cd.yml

@@ -13,7 +13,7 @@ jobs:
       - id: yarn-cache
         name: Get Yarn cache path
         run: echo "::set-output name=dir::$(yarn cache dir)"
-      - uses: actions/checkout@1e204e9a9253d643386038d443f96446fa156a97
+      - uses: actions/checkout@ec3a7ce113134d7a93b817d10a8272cb61118579
       - uses: actions/setup-node@56899e050abffc08c2b3b61f3ec6a79a9dc3223d
         with:
           node-version: 14.x

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
       - id: yarn-cache
         name: Get Yarn cache path
         run: echo "::set-output name=dir::$(yarn cache dir)"
-      - uses: actions/checkout@1e204e9a9253d643386038d443f96446fa156a97
+      - uses: actions/checkout@ec3a7ce113134d7a93b817d10a8272cb61118579
       - uses: actions/setup-node@56899e050abffc08c2b3b61f3ec6a79a9dc3223d
         with:
           node-version: 14.x