fix: fallback to unauthenticated pull

[ChristopherHX]

This change adds more verbose logging regarding reading docker auth store and tries an unauthenticated pull

Fixes #1769
Fixes #1165

[github-actions]

🦙 MegaLinter status: ✅ SUCCESS

Descriptor	Linter	Files	Fixed	Errors	Elapsed time
✅ EDITORCONFIG	editorconfig-checker	1		0	0.01s
✅ REPOSITORY	gitleaks	yes		no	2.52s
✅ REPOSITORY	git_diff	yes		no	0.0s
✅ REPOSITORY	secretlint	yes		no	1.18s

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[codecov]

Codecov Report

Merging #1774 (5ea464c) into master (4989f44) will increase coverage by 1.27%.
The diff coverage is 64.94%.

@@            Coverage Diff             @@
##           master    #1774      +/-   ##
==========================================
+ Coverage   61.22%   62.50%   +1.27%     
==========================================
  Files          46       51       +5     
  Lines        7141     8075     +934     
==========================================
+ Hits         4372     5047     +675     
- Misses       2462     2649     +187     
- Partials      307      379      +72     

Impacted Files	Coverage Δ
pkg/common/outbound_ip.go	0.00% <0.00%> (ø)
pkg/container/docker_cli.go	82.23% <ø> (ø)
pkg/container/docker_logger.go	52.08% <ø> (ø)
pkg/container/docker_run.go	13.58% <0.00%> (-0.01%)	⬇️
pkg/container/docker_volume.go	0.00% <ø> (ø)
pkg/container/file_collector.go	39.68% <0.00%> (+2.38%)	⬆️
pkg/container/host_environment.go	0.00% <0.00%> (ø)
...ontainer/linux_container_environment_extensions.go	23.07% <0.00%> (-1.25%)	⬇️
pkg/exprparser/functions.go	66.32% <0.00%> (-1.04%)	⬇️
pkg/model/workflow.go	42.44% <9.09%> (+0.32%)	⬆️
... and 25 more

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[ChristopherHX]

Marked as ready for review via feedback in #1165 (reply in thread)