update dependencies (#3828)

- actions/checkout@v2

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
       NODE: ${{ matrix.node }}
       TYPE: ${{ matrix.script }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - uses: actions/cache@v1
         with:
           path: tmp

.github/workflows/ufuzz.yml

@@ -11,7 +11,7 @@ jobs:
     name: ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - name: Perform fuzzing
         shell: bash
         run: |