update yarn

Author: yeonjuan

.github/workflows/main.yml

@@ -6,18 +6,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: set node.js 16.x
+      - name: set node.js 20.x
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
-      - uses: borales/actions-yarn@v4
+          node-version: 20.x
+      - uses: borales/actions-yarn@v5
         with:
           cmd: install
-      - uses: borales/actions-yarn@v4
+      - uses: borales/actions-yarn@v5
         with:
           cmd: check:all
       - name: Code coverage report
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v5
         with:
           yml: ./codecov.yml
           token: ${{ secrets.CODECOV_TOKEN }}