[charts] Bump version

[blankdots]

Bump the appVersion to: v0.2.73

[codecov-commenter]

Codecov Report

Attention: 37 lines in your changes are missing coverage. Please review.

Comparison is base (fd167e8) 60.89% compared to head (a5d561f) 60.68%.
Report is 185 commits behind head on main.

Files	Patch %	Lines
sda/cmd/s3inbox/proxy.go	53.16%	29 Missing and 8 partials ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #637      +/-   ##
==========================================
- Coverage   60.89%   60.68%   -0.22%     
==========================================
  Files          19       19              
  Lines        3445     3477      +32     
==========================================
+ Hits         2098     2110      +12     
- Misses       1207     1221      +14     
- Partials      140      146       +6     

Flag	Coverage Δ
unittests	60.68% <55.95%> (-0.22%)	⬇️

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