Clarify in the docs how PYTEST_ADDOPTS and addopts ini option work together
Clarify in the docs how PYTEST_ADDOPTS and addopts ini option work together

tomviner/pytest,nicoddemus/pytest,Akasurde/pytest,pfctdayelise/pytest,tomviner/pytest,The-Compiler/pytest,davidszotten/pytest,alfredodeza/pytest,pytest-dev/pytest,txomon/pytest,tareqalayan/pytest,MichaelAquilina/pytest,markshao/pytest,hackebrot/pytest,rmfitzpatrick/pytest,RonnyPfannschmidt/pytest,The-Compiler/pytest,nicoddemus/pytest,ddboline/pytest