chore: remove useless files

.workflow/master-pipeline.yml

@@ -1,33 +0,0 @@
-version: '1.0'
-name: pipeline-20220426
-displayName: pipeline-20220426
-triggers:
-  trigger: manual
-  push:
-    branches:
-      prefix:
-        - ''
-stages:
-  - name: stage-42d2fc83
-    displayName: 未命名
-    strategy: naturally
-    trigger: auto
-    executor: []
-    steps:
-      - step: build@python
-        name: build_python
-        displayName: Python 构建
-        pythonVersion: '3.9'
-        commands:
-          - python3 -m pip install --upgrade pip
-          - pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
-          - pip3 install -r requirements.txt
-          - echo 'hello world'
-          - uname -a
-        artifacts:
-          - name: BUILD_ARTIFACT
-            path:
-              - ./
-permissions:
-  - role: admin
-    members: []