Translate commands

[jpenna]

Merge this one first #680

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This PR adds translations for all commands.

[jpenna]

The value is optional for cases where we don't want to allow the user to override, for example, when pasting a link and converting that to a link.

[LucasXu0]

@jpenna I have merged your previous PR already. Please resolve the conflicts.

[codecov]

Codecov Report

Attention: 231 lines in your changes are missing coverage. Please review.

Comparison is base (7d8147c) 76.46% compared to head (6afa6b8) 75.45%.

Files	Patch %	Lines
lib/src/l10n/l10n.dart	0.00%	164 Missing ⚠️
...omponent/table_block_component/table_commands.dart	0.00%	11 Missing ⚠️
.../service/shortcuts/command/arrow_left_command.dart	0.00%	6 Missing ⚠️
...service/shortcuts/command/arrow_right_command.dart	0.00%	6 Missing ⚠️
...t/service/shortcuts/command/markdown_commands.dart	0.00%	5 Missing ⚠️
.../service/shortcuts/command/arrow_down_command.dart	0.00%	4 Missing ⚠️
...nt/service/shortcuts/command/arrow_up_command.dart	0.00%	4 Missing ⚠️
...nent/service/shortcuts/command_shortcut_event.dart	0.00%	3 Missing ⚠️
...ervice/shortcuts/command/find_replace_command.dart	0.00%	2 Missing ⚠️
...onent/service/shortcuts/command/paste_command.dart	0.00%	2 Missing ⚠️
... and 21 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #687      +/-   ##
==========================================
- Coverage   76.46%   75.45%   -1.01%     
==========================================
  Files         295      295              
  Lines       13309    13614     +305     
==========================================
+ Hits        10177    10273      +96     
- Misses       3132     3341     +209     

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