Added translation using Weblate (Portuguese (Brazil))

Translated using Weblate (Portuguese (Brazil))

Currently translated at 99.6% (268 of 269 strings)

Co-authored-by: Luiz-bro <luiznneto1@gmail.com>
Translate-URL: https://hosted.weblate.org/projects/kotatsu/strings/pt_BR/
Translation: Kotatsu/Strings

app/src/main/res/values-pt-rBR/plurals.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources></resources>

app/src/main/res/values-pt-rBR/strings.xml

@@ -264,4 +264,6 @@
     <string name="search_chapters">Localizar capítulo</string>
     <string name="chapters_empty">Não há capítulos neste mangá</string>
     <string name="percent_string_pattern">%1$s%%</string>
+    <string name="suggestions_updating">Atualização de sugestões</string>
+    <string name="appearance">Aparência</string>
 </resources>