There is no log "Creating new container app..." in output window when creating a container app

[v-ruizh]

OS: All
Build Version: v0.7.1-alpha.0
Regression: Not a Regression

Repro Steps:

1. F1 -> Azure Container Apps: Create Container App... -> Select one container apps environment -> Enter a container app name -> Select "Quickstart" to create a container app.
2. Navigate to the "Azure Container Apps" output window.
3. Check whether there is a log "Creating new container app..." or not.

Expect:
There is a log "Creating new container app..." in output window when creating a container app.

Actual:
There is no log "Creating new container app..." in output window when creating a container app, and there are two "created" logs in output window.

Suggestion:
Change the first log "Created container app..." to "Creating new container app...".

More Info:
This issue also reproduces on the current released extension v0.7.0.

[MicroFish91]

We are migrating to showing Creating... updates in the activity log here. I did notice that potentially two Created.. messages could be logged though by your screenshot, so we will fix that!