cli: Shows message for no meshes

[mudit-01]

Shows message if no mesh exits in the cluster fixes #4697

Signed-off-by: mudit singh [email protected]

Description:

Testing done: yes

Affected area:

Functional Area
New Functionality	[ ]
CI System	[ ]
CLI Tool	[ x]
Certificate Management	[ ]
Control Plane	[ ]
Demo	[ ]
Documentation	[ ]
Egress	[ ]
Ingress	[ ]
Install	[ ]
Networking	[ ]
Observability	[ ]
Performance	[ ]
SMI Policy	[ ]
Security	[ ]
Sidecar Injection	[ ]
Tests	[ ]
Upgrade	[ ]
Other	[ ]

Please answer the following questions with yes/no.

1. Does this change contain code from or inspired by another project?

   • Did you notify the maintainers and provide attribution?

2. Is this a breaking change?

3. Has documentation corresponding to this change been updated in the osm-docs repo (if applicable)?

[jaellio]

Hi @mudit-01! Thank you for this fix! Please let us know if need any additional support completing this PR!

[schristoff]

Thank you so much for this contribution!

[codecov-commenter]

Codecov Report

Merging #4738 (d95bfbe) into main (0af42df) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #4738      +/-   ##
==========================================
+ Coverage   69.08%   69.10%   +0.01%     
==========================================
  Files         227      227              
  Lines       16311    16314       +3     
==========================================
+ Hits        11269    11274       +5     
+ Misses       4990     4988       -2     
  Partials       52       52              

Flag	Coverage Δ
unittests	69.10% <100.00%> (+0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
cmd/cli/version.go	43.96% <100.00%> (+1.48%)	⬆️
pkg/certificate/manager.go	82.05% <0.00%> (+1.70%)	⬆️

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[jaellio]

Thanks @mudit-01!

[mudit-01]

Thank you @jaellio for the review.

[mudit-01]

Thanks you @shalier for the review

[jaellio]

@shashankram @nojnhuh @trstringer could I get another review on this?

[mudit-01]

@shashankram @trstringer @nojnhuh waiting for your review.

[mudit-01]

@shashankram @trstringer @nojnhuh @snehachhabria @draychev could I get another review on this?