fix: check for ubuntu based distro to install ssm plugin

[KollaAdithya]

related #2561

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[github-actions]

🍕 Here are the new binary sizes!

Name	New size (kiB)	size (kiB)	Delta (%)
macOS (amd)	56932	56796	+0.24
macOS (arm)	57964	57796	+0.29
linux (amd)	49924	49804	+0.24
linux (arm)	49152	49092	+0.12
windows (amd)	47048	46940	+0.23

[codecov-commenter]

Codecov Report

Attention: 3 lines in your changes are missing coverage. Please review.

Comparison is base (9bc5f46) 70.00% compared to head (417ae1a) 70.02%.
Report is 2 commits behind head on mainline.

Files	Patch %	Lines
...pkg/exec/ssm_plugin_install_latest_binary_linux.go	82.35%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##           mainline    #5571      +/-   ##
============================================
+ Coverage     70.00%   70.02%   +0.01%     
============================================
  Files           302      302              
  Lines         46403    46417      +14     
  Branches        301      301              
============================================
+ Hits          32486    32505      +19     
+ Misses        12338    12333       -5     
  Partials       1579     1579              

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[iamhopaul123]

nit: we can deploy a service with an ubuntu based image and then exec into the container to verify.

[KollaAdithya]

I tested this on PopOS installed on my virtual machine.