feat(localization): add and update translations for multiple languages

- Introduced new localization files for Albanian, German, Spanish, Portuguese, and Chinese, enhancing the application's multilingual support.
- Added new keys and updated existing translations in project-view, task-list-table, and settings files to improve user experience across different languages.
- Enhanced error handling and empty state messages in task management components to provide clearer feedback to users.
- Updated tooltip texts and button labels for better clarity and consistency in the user interface.

worklenz-frontend/public/locales/pt/project-view.json

@@ -0,0 +1,14 @@
+{
+  "taskList": "Lista de Tarefas",
+  "board": "Quadro Kanban",
+  "insights": "Insights",
+  "files": "Arquivos",
+  "members": "Membros",
+  "updates": "Atualizações",
+  "projectView": "Visualização do Projeto",
+  "loading": "Carregando projeto...",
+  "error": "Erro ao carregar projeto",
+  "pinnedTab": "Fixada como aba padrão",
+  "pinTab": "Fixar como aba padrão",
+  "unpinTab": "Desfixar aba padrão"
+}