Fix message options when submitting from the advanced input

"handleSubmit" was called from an event, so the "options" were the event
itself; this did not fail, as the options were defined, but they were
useless anyway. Now the options are explicitly set.

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

src/components/NewMessageForm/NewMessageForm.vue

@@ -96,7 +96,7 @@
 						:placeholder-text="placeholderText"
 						:aria-label="placeholderText"
 						@update:contentEditable="contentEditableToParsed"
-						@submit="handleSubmit"
+						@submit="handleSubmit({ silent: false })"
 						@files-pasted="handlePastedFiles" />
 				</div>