Ensure that container lookup is done by container name

[dmjb]

Following on from yesterday's changes, we can encounter situations where the container is looked up using the workload name instead of the container name. If we cannot find the container by workload name, attempt to find a container with the workload name set in the labels.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 47 lines in your changes missing coverage. Please review.
✅ Project coverage is 42.55%. Comparing base (85c1422) to head (cdce6d0).
⚠️ Report is 8 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/container/docker/client.go	0.00%	47 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1833      +/-   ##
==========================================
- Coverage   42.73%   42.55%   -0.18%     
==========================================
  Files         184      184              
  Lines       21852    21893      +41     
==========================================
- Hits         9338     9317      -21     
- Misses      11798    11862      +64     
+ Partials      716      714       -2     

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[coveralls]

coverage: 39.911% (-0.06%) from 39.97%
when pulling cdce6d0 on state-management-bug
into 0a12262 on main.

[amirejaz]

neat