feat(cli): Implement --watch flag

[irvinlim]

1. Implements --watch for list subcommands.
2. Refactor flag initialization for subcommands.
3. Re-implement TablePrinter using github.com/liggitt/tabwriter.
4. Change YAML and JSON output for lists from metav1.List to individual documents/objects.

[codecov]

Codecov Report

Base: 64.34% // Head: 64.47% // Increases project coverage by +0.13% 🎉

Coverage data is based on head (ad0ef54) compared to base (1efeecb).
Patch coverage: 83.26% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #118      +/-   ##
==========================================
+ Coverage   64.34%   64.47%   +0.13%     
==========================================
  Files         207      208       +1     
  Lines       11143    11244     +101     
==========================================
+ Hits         7170     7250      +80     
- Misses       3580     3603      +23     
+ Partials      393      391       -2     

Impacted Files	Coverage Δ
pkg/cli/cmd/watch.go	35.48% <35.48%> (ø)
pkg/cli/cmd/cmd_list_job.go	81.06% <80.48%> (+2.35%)	⬆️
pkg/cli/cmd/cmd_list_jobconfig.go	88.80% <80.95%> (+0.79%)	⬆️
pkg/cli/cmd/common.go	51.80% <84.61%> (+6.80%)	⬆️
pkg/runtime/testing/command.go	77.16% <95.34%> (+6.19%)	⬆️
pkg/cli/cmd/cmd_get.go	88.46% <100.00%> (+4.25%)	⬆️
pkg/cli/cmd/cmd_get_job.go	76.35% <100.00%> (+1.18%)	⬆️
pkg/cli/cmd/cmd_get_jobconfig.go	75.30% <100.00%> (+2.18%)	⬆️
pkg/cli/cmd/cmd_list.go	90.00% <100.00%> (+4.28%)	⬆️
pkg/cli/printer/printer.go	100.00% <100.00%> (ø)
... and 6 more

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