Add lambda in calls to execute_with_retry

[narrieta]

execute_with_retry takes a Callable, the argument was meant to be a lambda, not a function call

[codecov]

Codecov Report

Merging #2733 (0950ff5) into develop (4b8fe5e) will increase coverage by 0.01%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           develop    #2733      +/-   ##
===========================================
+ Coverage    72.03%   72.04%   +0.01%     
===========================================
  Files          104      104              
  Lines        15832    15832              
  Branches      2265     2265              
===========================================
+ Hits         11404    11406       +2     
- Misses        3909     3912       +3     
+ Partials       519      514       -5     

Impacted Files	Coverage Δ
azurelinuxagent/common/cgroupconfigurator.py	72.38% <0.00%> (+0.29%)	⬆️

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