feat: added alternative_language_codes to RecognitionConfig feat: WEB…

…M_OPUS codec feat: SpeechAdaptation configuration feat: word confidence feat: spoken punctuation and spoken emojis feat: hint boost in SpeechContext (#740)

* feat: added alternative_language_codes to RecognitionConfig feat: WEBM_OPUS codec feat: SpeechAdaptation configuration feat: word confidence feat: spoken punctuation and spoken emojis feat: hint boost in SpeechContext

PiperOrigin-RevId: 413453425

Source-Link: googleapis/googleapis@2b47b24

Source-Link: googleapis/googleapis-gen@7ffe6e0
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