TF-1153 Improve recipient input in composer

pubspec.lock

@@ -112,7 +112,7 @@ packages:
       name: built_value
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "8.4.2"
+    version: "8.4.3"
   byte_converter:
     dependency: "direct main"
     description:
@@ -1379,7 +1379,7 @@ packages:
     description:
       path: "."
       ref: master
-      resolved-ref: "34ffe7c8c5e8a967ae1cfde2a525c4f5738a0835"
+      resolved-ref: e70771662668617eef860b7ffe52bd7e83b369f4
       url: "https://github.com/dab246/super_tag_editor.git"
     source: git
     version: "0.0.3+4"
@@ -1564,7 +1564,7 @@ packages:
       name: web_socket_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.0"
   webview_flutter:
     dependency: transitive
     description: