1603 speech to text hotkey (#1771)

* Added ctrl + enter hotkeys to init speach to text

* Ran linter

* Fixed speech transcript from being submitted twice when the user clicks the send button. Updated speech hotkeys.

* Added pulse animation to mic

* Fixed prompt double-send when clicking the send button or ending the TTS session.

* Fixed comment grammar

* Update mic hotkeys

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Co-authored-by: Timothy Carambat <rambat1010@gmail.com>