Show PATH on CI

Along with the version and platform information that is already
shown. This is to make debugging easier.

Author: EliahKagan

Diff for: .github/workflows/cygwin-test.yml

@@ -73,6 +73,7 @@ jobs:
         python -c 'import sys; print(sys.platform)'
         python -c 'import os; print(os.name)'
         python -c 'import git; print(git.compat.is_win)'  # NOTE: Deprecated. Use os.name directly.
+        printenv PATH | tr ':' '\n'
 
     - name: Test with pytest
       run: |

Diff for: .github/workflows/pythonpackage.yml

@@ -65,6 +65,7 @@ jobs:
         python -c 'import sys; print(sys.platform)'
         python -c 'import os; print(os.name)'
         python -c 'import git; print(git.compat.is_win)'  # NOTE: Deprecated. Use os.name directly.
+        printenv PATH | tr ':' '\n'
 
     - name: Check types with mypy
       run: |