Set a non-zero exit code when a resource not found

[anmenaga]

PR Summary

At this time dsc resource ... commands are just printing a Resource not found error, but exit code is 0.
This PR changes exit code to 7 in such cases.

before change:

PS C:\DSCv3> dsc resource get -r dfg/sdfg                     
2024-09-26T21:07:27.371778Z ERROR Resource not found: dfg/sdfg
PS C:\DSCv3> $LASTEXITCODE
0

after change:

PS C:\DSCv3> dsc resource get -r dfg/sdfg                     
2024-09-26T21:08:16.539682Z ERROR Resource not found: dfg/sdfg
PS C:\DSCv3> $LASTEXITCODE
7

[tgauth]

does this exit code need to be added to the *.dsc.resource.jsons as part of this PR?

[anmenaga]

does this exit code need to be added to the *.dsc.resource.jsons as part of this PR?

No. This error signals a problem in dsc.exe discovery itself.

[SteveL-MSFT]

When dsc itself is used as a resource this error can come up so it should be added to the group, assertion, parallel resource manifests

[anmenaga]

Updated group, assertion, parallel resource manifests as suggested.

[SteveL-MSFT]

@anmenaga you need to add the new version of cc to our CFS feed