[Linux] Miss a icon for the 'Connected Registries' node

[v-xuanzh]

OS Platform: Linux Ubuntu
Extension build: 20190703.2

Steps to reproduce:

1. Start up a private local registry using the command docker run -d --rm --name noAuthRegistry -p 5100:5000 registry
2. Go to REGISTRIES -> Click 'Connect Registry...' -> Select 'Generic Docker Registry(Preview)'
3. Input the URL: http://localhost:5100
   Username: <Press Enter>
4. Observe the icon for the 'Connected Registries' node.

Expect Experience:

The icon of 'Connected Registries' node shows well.

Actual Experience:

Miss a icon for the 'Connected Registries' node.

More info:

This issue doesn't reproduce on Windows/Mac.

[v-dantch]

More Info:
There is also no icon for the "GitLab" node.

[bwateratmsft]

@v-ruizh does this still reproduce?

[v-ruizh]

@bwateratmsft Sorry for the late reply. This bug also reproduces on the newer build 20200413.1.
Connected Registried:

GitLab:

[bwateratmsft]

Thanks!

[v-mengwe]

Verified on the latest build 20200818.1, this issue still reproduces for now. I will continue to track this issue.

[v-ruizh]

@bwateratmsft This issue does not reproduce for "Connected Registries" node, but still reproduces for "GitLab" node. Could you also help to fix this issue for "GitLab" node?

Expect:

Actual:

[bwateratmsft]

Yes! It looks like the same issue, the file casing was incorrect, so on Linux where the file system is case-sensitive it wasn't working. I created #2542 to fix for GitLab.