Handle nil actual resource in resource manager

[scothis]

No description provided.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (4e5ee37) 59.47% compared to head (5a8d3de) 59.47%.

❗ Current head 5a8d3de differs from pull request most recent head 50d2840. Consider uploading reports for the commit 50d2840 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #378   +/-   ##
=======================================
  Coverage   59.47%   59.47%           
=======================================
  Files          16       16           
  Lines        2132     2132           
=======================================
  Hits         1268     1268           
  Misses        781      781           
  Partials       83       83           

Impacted Files	Coverage Δ
reconcilers/reconcilers.go	75.91% <100.00%> (ø)

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