remove tox

Author: gsheni

.github/workflows/lint.yml

@@ -5,6 +5,10 @@ on:
   pull_request:
     types: [opened, reopened]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   lint:
     runs-on: ubuntu-latest

.github/workflows/readme.yml

@@ -5,6 +5,10 @@ on:
   pull_request:
     types: [opened, reopened]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   readme:
     runs-on: ${{ matrix.os }}

pyproject.toml

@@ -92,7 +92,6 @@ dev = [
 
     # Advanced testing
     'coverage>=4.5.12,<8',
-    'tox>=2.9.1,<5',
 ]
 
 [tool.setuptools]