6.5.1 release

What's Changed

Add setPauseFor method for late setup by @JekaNS in https://github.com/csdcorp/speech_to_text/pull/403
Improved documentation by @Bungeefan in https://github.com/csdcorp/speech_to_text/pull/406
Fix crash for some android device when completeInitialize() in for below Android 31 Device by @haresh-v521 in https://github.com/csdcorp/speech_to_text/pull/409
Update speech_to_text_provider.dart by @BrianKolowitz in https://github.com/csdcorp/speech_to_text/pull/444
Update build.gradle by @m-derakhshi in https://github.com/csdcorp/speech_to_text/pull/422
Remove init checks for locales by @figengungor in https://github.com/csdcorp/speech_to_text/pull/344

@JekaNS made their first contribution in https://github.com/csdcorp/speech_to_text/pull/403
@Bungeefan made their first contribution in https://github.com/csdcorp/speech_to_text/pull/406
@haresh-v521 made their first contribution in https://github.com/csdcorp/speech_to_text/pull/409
@BrianKolowitz made their first contribution in https://github.com/csdcorp/speech_to_text/pull/444
@m-derakhshi made their first contribution in https://github.com/csdcorp/speech_to_text/pull/422
@figengungor made their first contribution in https://github.com/csdcorp/speech_to_text/pull/344

Full Changelog: https://github.com/csdcorp/speech_to_text/compare/v6.2.0...v6.5.1