[SES-1486] Short voice message fix (#1523)

* Initial working push with debug comments

* Fixes #1522

* Cleanup, prevent multi-pointer recording, and don't show short msg toast if locked to record quickly

* Adjusted comment phrasing

* Fix comment phrasing

* Fixed inadvertant short voice message toast on exit conversation activity

* Comment adjustment

* Comment phrasing

* Adjusted AudioRecorder.startRecording to take a callback function rather than the InputBar

* Performed Thomas' PR feedback

* Move comment to more relevant place

* Removed unused / leftover callback definition

* Removed all redundant null checks after asserting binding is not null

* Removed remaining not-null assertions & added some logged feedback to fail states

* Addressed PR feedback

* Implemented additional PR feedback

* Adjusted InputBar property visibility as per PR feedback & adjusted Toast string following discussion with Lucy

* Minor adjustment to inform user if we see an obvious network issue when sending a voice message - also tweak the locked Cancel button size to prevent text entry when locked to voice recording

* Adjust comment phrasing following further testing

* Added TODO comments to replace hard-coded string in toasts

* Addressed Thomas PR feedback suggestion

* Addressed another feedback suggestion

* Adjustment to continue informing user of network / node path issues

* Improved & moved network check method

* Corrected ticket number into TODO comments

* Addressed Andy PR feedback

* Adjust network connectivity checks to just log issues rather than inform the user (as per Rebecca / Kee convo)

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Co-authored-by: alansley <aclansley@gmail.com>

libsession/src/main/res/values/strings.xml

@@ -74,6 +74,7 @@
     <!-- RecipientProvider -->
     <string name="RecipientProvider_unnamed_group">Unnamed group</string>
 
+    <string name="messageVoiceErrorShort">Hold to record a voice message.</string>
     <string name="clearDataErrorDescriptionGeneric">An unknown error occurred and your data was not deleted. Do you want to delete your data from just this device instead?</string>
     <string name="errorUnknown">An unknown error occurred.</string>
     <string name="clearDevice">Clear Device</string>