[ELI5] Tweak wording on the signup screen (#7136)

* Tweak signup wordings

* Update translations

src/locale/locales/ast/messages.po

@@ -3509,7 +3509,7 @@ msgstr ""
 #~ msgstr ""
 
 #: src/screens/Signup/StepHandle.tsx:114
-msgid "Input your user handle"
+msgid "Type your desired username"
 msgstr ""
 
 #: src/view/com/composer/threadgate/ThreadgateBtn.tsx:49
@@ -8543,7 +8543,7 @@ msgid "Your following feed is empty! Follow more users to see what's happening."
 msgstr "¡El feed siguiente ta baleru! Sigui a más usuarios pa ver qué pasó."
 
 #: src/screens/Signup/StepHandle.tsx:125
-msgid "Your full handle will be"
+msgid "Your full username will be"
 msgstr "L'identificador completu va ser"
 
 #: src/screens/Settings/components/ChangeHandleDialog.tsx:219
@@ -8587,5 +8587,5 @@ msgid "Your report will be sent to the Bluesky Moderation Service"
 msgstr "L'informe unvióse al serviciu de moderación de Bluesky"
 
 #: src/screens/Signup/index.tsx:142
-msgid "Your user handle"
+msgid "Choose your username"
 msgstr ""