* Add args_read_float_and_trim function
* Add args_read_duration function
* Add notes_frequency_from_name function
* Add cli_sleep function and sleep CLI command
* Update CLI top command to use cli_sleep
* Add buzzer CLI command
* toolbox: make args_read_duration less convoluted
* notification: make notification_messages_notes_frequency_from_name less convoluted
* unit_tests: better float checking
* fix formatting and f18
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Co-authored-by: Anna Antonenko <portasynthinca3@gmail.com>
Co-authored-by: hedger <hedger@nanode.su>