update usage strings for consistency #9706
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This updates the format of various usage strings to be more consistent
with other parts of the CLI.
[OPTIONS]
to indicate where command-specific options should be added[SERVICE...]
to indicate zero-or-more services-e NAME=VAL
), as thatoption is part of the already mentioned
[OPTIONS]
and we don't provide usagefor each possible option that can be passed.
[--]
, which (I think) was needed for the Python implementation, but isa general feature to stop processing flag-options.
What I did
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