Venv activation does not respect shell type

[FelixBenning]

Issue Type: Bug

Using git bash on windows:

felix@hp-pavilion MINGW64 /d/code/tf-optimizer-stochastic-runge-kutta (main)
$ & d:/code/tf-optimizer-stochastic-runge-kutta/env/Scripts/Activate.ps1
bash: syntax error near unexpected token `&'

Extension version: 2021.5.926500501
VS Code version: Code 1.57.0 (b4c1bd0a9b03c749ea011b06c6d2676c8091a70c, 2021-06-09T17:18:42.354Z)
OS version: Windows_NT x64 10.0.19042
Restricted Mode: No

System Info

Item	Value
CPUs	Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (8 x 3408)
GPU Status	2d_canvas: enabled gpu_compositing: enabled multiple_raster_threads: enabled_on oop_rasterization: enabled opengl: enabled_on rasterization: enabled skia_renderer: enabled_on video_decode: enabled vulkan: disabled_off webgl: enabled webgl2: enabled
Load (avg)	undefined
Memory (System)	15.91GB (9.21GB free)
Process Argv	--crash-reporter-id 74736abc-a148-4775-8281-3e328798370c
Screen Reader	no
VM	0%

[FelixBenning]

Probably unrelated since that is talking about tests of a feature branch: #16454

[karrtikr]

Thanks for the bug report! We just wanted to quickly acknowledge we received it and we will triage this as soon as we can.

[karrtikr]

Closing as dup of #16175, please try the workarounds mentioned there. If your issue is because of microsoft/vscode#121760 (comment), let us know.