[Suggestion] It would be better to add commands "Compose Start" and "Compose Stop" in command palette

[v-xinda]

OS: All
Build Version: 20210809.1
Regression: Not a Regression

Repro Steps:

1. Right click docker-compose.yml file and execute "Compose Up" action.
2. Navigate to Docker view -> Right click the container group and check its context menu.
   
3. F1.
4. Check whether there are commands "Compose Start" and "Compose Stop" in command palette or not.

Actual:
There are no commands "Compose Start" and "Compose Stop" in command palette.

Suggestion:
It would be better to add commands "Compose Start" and "Compose Stop" in command palette.

[bwateratmsft]

This should be fine since we also show the Logs command in the palette.

[bwateratmsft]

This is now released in Docker extension version 1.20.0.