ci: add fetch-depth (#79)

Author: tyankatsu0105

.github/workflows/release.yml

@@ -11,6 +11,7 @@ jobs:
       - uses: actions/checkout@v2
         with:
           ref: master
+          fetch-depth: 0
 
       - uses: actions/cache@v1
         id: cache
@@ -20,7 +21,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-npm-
 
-      - name: Install dependencies
+      - name: Use Node.js 12
         uses: actions/setup-node@v1
         with:
           registry-url: "https://registry.npmjs.org"