Fix flags

Author: bashtage

ci/azure_template_posix.yml

@@ -62,8 +62,8 @@ jobs:
         XXHASH: true
         PYARROW: true
         BUILD_FLAGS: '-Csetup-args=-Dno-binary=true'
-      python313_cython_coverage:
-        python.version: '3.13'
+      python312_cython_coverage:
+        python.version: '3.12'
         BUILD_FLAGS: '-Csetup-args=-Dcython-coverage=true'
         cython.coverage: true
       python313_latest:
@@ -147,15 +147,15 @@ jobs:
 
   - script: |
       echo "Testing editable install"
-      export COVERAGE_OPTS="--cov=linearmodels --cov-report xml:coverage.xml --cov-report term"
+      export COVERAGE_OPTS="--cov-config=.coveragerc --cov=linearmodels --cov-branch --cov-report xml:coverage.xml --cov-report term"
       echo pytest -m "${PYTEST_PATTERN}" --junitxml=junit/test-results.xml -n auto --durations=25 ${COVERAGE_OPTS} linearmodels/tests 
       pytest -m "${PYTEST_PATTERN}" --junitxml=junit/test-results.xml -n auto --durations=25 ${COVERAGE_OPTS} linearmodels/tests
     displayName: 'Run tests (editable)'
     condition: and(and(ne(variables['test.wheel'], 'true'), ne(variables['test.sdist'], 'true')), ne(variables['pip.pre'], 'true'))
 
   - script: |
       echo "Testing pip-pre"
-      export COVERAGE_OPTS="--cov=linearmodels --cov-report xml:coverage.xml --cov-report term"
+      export COVERAGE_OPTS="--cov-config=.coveragerc --cov=linearmodels --cov-branch --cov-report=xml:coverage.xml --cov-report=term"
       echo pytest -m "${PYTEST_PATTERN}" --junitxml=junit/test-results.xml -n auto --durations=25 ${COVERAGE_OPTS} linearmodels/tests
       pytest -m "${PYTEST_PATTERN}" --junitxml=junit/test-results.xml -n auto --durations=25 ${COVERAGE_OPTS}  linearmodels/tests
     displayName: 'Run tests (pip pre)'