Update strings.xml

In <string name="third_party_licenses">, changed "Liçensas" to "Licenças", which is the correct spelling.

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

@@ -479,7 +479,7 @@
     <string name="invalid_backup_file">Arquivo de backup inválido</string>
     <string name="version_string">Versão %s</string>
     <string name="whats_new">Novidades</string>
-    <string name="third_party_licenses">Liçensas de Terceiros</string>
+    <string name="third_party_licenses">Licenças de Terceiros</string>
     <string name="action_new_task">Nova tarefa</string>
     <string name="this_feature_requires_a_subscription">Precisa estar atrelado a um plano</string>
     <string name="button_unsubscribe">Cancelar plano</string>
@@ -726,4 +726,4 @@
     <string name="alarm_after_start">%s após o início</string>
     <string name="alarm_before_due">%s antes do vencimento</string>
     <string name="alarm_after_due">%s após o vencimento</string>
-</resources>
+</resources>