refac: message input mobile detection behaviour

src/lib/components/channel/MessageInput.svelte

@@ -876,12 +876,12 @@
 											richText={$settings?.richTextInput ?? true}
 											showFormattingToolbar={$settings?.showFormattingToolbar ?? false}
 											shiftEnter={!($settings?.ctrlEnterToSend ?? false) &&
-												(!$mobile ||
-													!(
-														'ontouchstart' in window ||
-														navigator.maxTouchPoints > 0 ||
-														navigator.msMaxTouchPoints > 0
-													))}
+												!$mobile &&
+												!(
+													'ontouchstart' in window ||
+													navigator.maxTouchPoints > 0 ||
+													navigator.msMaxTouchPoints > 0
+												)}
 											largeTextAsFile={$settings?.largeTextAsFile ?? false}
 											floatingMenuPlacement={'top-start'}
 											{suggestions}

src/lib/components/chat/MessageInput.svelte

@@ -1201,12 +1201,12 @@
 														floatingMenuPlacement={'top-start'}
 														insertPromptAsRichText={$settings?.insertPromptAsRichText ?? false}
 														shiftEnter={!($settings?.ctrlEnterToSend ?? false) &&
-															(!$mobile ||
-																!(
-																	'ontouchstart' in window ||
-																	navigator.maxTouchPoints > 0 ||
-																	navigator.msMaxTouchPoints > 0
-																))}
+															!$mobile &&
+															!(
+																'ontouchstart' in window ||
+																navigator.maxTouchPoints > 0 ||
+																navigator.msMaxTouchPoints > 0
+															)}
 														placeholder={placeholder ? placeholder : $i18n.t('Send a Message')}
 														largeTextAsFile={($settings?.largeTextAsFile ?? false) && !shiftKey}
 														autocomplete={$config?.features?.enable_autocomplete_generation &&