ci: Remove skipci job

Author: peaceiris

.github/workflows/dev-image.yml

@@ -24,14 +24,8 @@ on:
       - 'docker-compose.yml'
 
 jobs:
-  skipci:
-    runs-on: ubuntu-18.04
-    steps:
-      - run: echo "[skip ci] ${{ contains(github.event.head_commit.message, '[skip ci]') }}"
-
   dev-image-test:
     runs-on: ubuntu-18.04
-    if: contains(github.event.head_commit.message, '[skip ci]') == false
     steps:
       - uses: actions/checkout@v2
       - name: Login to Packages

.github/workflows/test.yml

@@ -11,16 +11,8 @@ on:
       - '**.md'
 
 jobs:
-  skipci:
-    runs-on: ubuntu-18.04
-    steps:
-      - name: Start jobs
-        if: contains(github.event.head_commit.message, '[skip ci]') == false
-        run: echo "[skip ci] ${{ contains(github.event.head_commit.message, '[skip ci]') }}"
-
   test:
     runs-on: ubuntu-18.04
-    if: contains(github.event.head_commit.message, '[skip ci]') == false
     steps:
       - uses: actions/checkout@v2