Log relevant message when a user isn't able to fetch the API URL

[supreeth7]

What type of PR is this?

Bug

What this PR does / Why we need it?

There are edge case scenarios where a user doesn't have enough permissions such as the BackplaneCLI OCM role to fetch the ClusterService Environment Resource from OCM CS. This results in Backplane CLI abruptly timing out with a connection error message. This PR is an aim to address it from a UX perspective.

Which Jira/Github issue(s) does this PR fix?

https://issues.redhat.com/browse/OSD-20675

Special notes for your reviewer

Pre-checks (if applicable)

• Ran unit tests locally
• Validated the changes in a cluster
• Included documentation changes with PR

[codecov-commenter]

Codecov Report

Attention: 9 lines in your changes are missing coverage. Please review.

Comparison is base (fd283b0) 45.97% compared to head (d505ba4) 43.49%.
Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #330      +/-   ##
==========================================
- Coverage   45.97%   43.49%   -2.49%     
==========================================
  Files          53       53              
  Lines        3772     3971     +199     
==========================================
- Hits         1734     1727       -7     
- Misses       1764     1987     +223     
+ Partials      274      257      -17     

Files	Coverage Δ
pkg/ocm/ocmWrapper.go	0.00% <0.00%> (ø)

... and 2 files with indirect coverage changes

[openshift-ci]

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[mjlshen]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: mjlshen, supreeth7

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