fix: revert action to use debian image

Somehow when using alpine image, github actions was not running the entrypoint

Author: wagoid

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:10-alpine
+FROM node:10
 
 COPY package*.json /
 

README.md

@@ -11,13 +11,13 @@ name: Commitlint
 on: [pull_request]
 
 jobs:
-  commitlint:
+  lint:
     runs-on: ubuntu-latest
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
       - uses: actions/checkout@v1
-      - uses: wagoid/commitlint-github-action@v1.0.0
+      - uses: wagoid/commitlint-github-action@v1.1.0
 ```
 
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