pytest has switched from master to main

Author: hugovk

.travis.yml

@@ -14,7 +14,7 @@ env:
   - TOXENV=py-pytest54
   - TOXENV=py-pytest62
   - TOXENV=py-pytestlatest
-  - TOXENV=py-pytestmaster
+  - TOXENV=py-pytestmain
 matrix:
   include:
   - python: '3.8'

tox.ini

@@ -18,7 +18,7 @@ deps =
   pytest54: pytest~=5.4
   pytest62: pytest~=6.2
   pytestlatest: pytest
-  pytestmaster: git+https://github.com/pytest-dev/pytest.git@master
+  pytestmain: git+https://github.com/pytest-dev/pytest.git@main
 platform=linux|darwin
 commands=
   pytest {posargs}