Windows venv creation issues with paths and non alphanumerical characters

[carlosperate]

From these crash reports, all using the latest Mu v1.20:

• https://github.com/mu-editor/crash-reports/issues/521
  • STDERR: 'C:\Users\' is not recognized as an internal or external command,
  • Tried to run C:\Users\(YASIN)\AppData\Local\python\mu\mu_venv-38-20230727-152054\scripts\python.exe
  • Issue with (
• https://github.com/mu-editor/crash-reports/issues/516
  • STDERR: 'C:\Users\MIDDLEBYIsabella' is not recognized as an internal or external command
  • Tried to run C:\Users\MIDDLEBYIsabella(imi\AppData\Local\python\mu\mu_venv-38-20230713-193402\scripts\python.exe
  • Issue with (
• https://github.com/mu-editor/crash-reports/issues/381
  • STDERR: 'C:\Users\T' is not recognized as an internal or external command
  • Tried to run C:\Users\T&E\AppData\Local\python\mu\mu_venv-38-20230321-150929\scripts\python.exe
  • Issue with &
• https://github.com/mu-editor/crash-reports/issues/415
  • STDERR: 'C:\Users\Mmm...M' is not recognized as an internal or external command
  • Tried to run C:\Users\Mmm...M&Ms\AppData\Local\python\mu\mu_venv-38-20230127-082945\scripts\python.exe
  • Issue with &
• https://github.com/mu-editor/crash-reports/issues/603
  • STDERR: 'C:\Users\Dan' is not recognized as an internal or external command
  • Tried to run C:\Users\Dan&Bel\AppData\.....
  • Issue with &
• https://github.com/mu-editor/crash-reports/issues/624
  • STDERR: 'C:\Users\TestStaff' is not recognized as an internal or external command
  • Tried to run C:\Users\\estStaff(TSS)\AppData\Local\python\mu\mu_venv-38-20240301-110406\scripts\python.exe
  • Issue with (