[Bug]couldn't support swap python2 and python3.

- VS Code Version: any version
- OS Version: win7
- Code Runner Version: 0.9.15

**Describe the bug**
Description of what the bug is.

**To Reproduce**
Steps to reproduce the behavior:

1. select python version under vscode status bar.(on left corner)
2. run code runner,

**Actual behavior**
Description of what happened actually.
it couldn't swap to current python version to run the code correctly.it seems that the python version doesn't support change with line "code-runner.executorMap".
**Expected behavior**
Description of what you expected to happen.
code runner support run code with choosed python version.
**Screenshots**
If applicable, add screenshots to help explain your problem.