cli/command: use errors.Join instead of our own implementation

[thaJeztah]

cli/command: use errors.Join instead of our own implementation

cli/command/config: RunConfigRemove: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/container: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/context: use errors.Join

Use stdlib multi-errors instead of creating our own; also
touch-up one error and some minor cleanups.

cli/command/image: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/inspect: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/manifest: pass manifest-store and handle context

• pass through the manifest-store, instead of the CLI as a whole
• handle context cancellation
• rename runRm to runRemove to align with other commands

cli/command/manifest: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/node: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/secret: use errors.Join

• Use stdlib multi-errors instead of creating our own
• use apiClient instead of client for the API client to
  prevent shadowing imports.
• use dockerCLI with Go's standard camelCase casing.
• rename runSecretRemove to runRemove to align with other commands

cli/command/service: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/stack/swarm: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/volume: use errors.Join

Use stdlib multi-errors instead of creating our own

cli/command/service: runRollback: remove intermediate vars

cli/command/service: runScale: use errors.Join, and cleanup

• Use stdlib multi-errors instead of creating our own
• use apiClient instead of client for the API client to
  prevent shadowing imports.
• use dockerCLI with Go's standard camelCase casing.
• rewrite runServiceScale to return warnings, instead of printing them

- Description for the changelog

- A picture of a cute animal (not mandatory but encouraged)

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 55.74713% with 77 lines in your changes missing coverage. Please review.

Project coverage is 59.41%. Comparing base (ce30966) to head (81da375).
Report is 17 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5791      +/-   ##
==========================================
- Coverage   59.44%   59.41%   -0.03%     
==========================================
  Files         347      347              
  Lines       29394    29346      -48     
==========================================
- Hits        17472    17436      -36     
+ Misses      10950    10937      -13     
- Partials      972      973       +1     

[Benehiko]

LGTM