Localization of readme.md file for English and Uzbek languages.

README.en.md

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+# Write Telegram bots with aiogram 3.x
+
+Here is a book on developing Telegram bots in Python using the **[aiogram 3.x](https://github.com/aiogram/aiogram/tree/dev-3.x)** framework.
+
+You can view the book here: https://mastergroosha.github.io/aiogram-3-guide/
+
+The source texts for all chapters are located [in the code folder](https://github.com/MasterGroosha/aiogram-3-guide/tree/master/code).
+
+Previous versions:
+* aiogram 2.x (2019-2021): https://mastergroosha.github.io/aiogram-2-guide/
+* pyTelegramBotAPI (2015-2019): https://mastergroosha.github.io/telegram-tutorial/
+
+The book was compiled using [mkdocs-material](https://squidfunk.github.io/mkdocs-material/).

README.uz.md

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+Aiogram 3.x bilan Telegram botlarini yozamiz.
+Aiogram 3.x idan foydalangan holda Python Telegram botlarini ishlab chiqish bo'yicha qo'llammangiz bor.
+
+Qo'llammangiz bilan bu erda tanishishingiz mumkin: https://mastergroosha.github.io/aiogram-3-guide/
+
+Barcha boblarning manba kodlari [code](https://github.com/MasterGroosha/aiogram-3-guide/tree/master/code) papkasida joylashgan.
+
+Oldingi versiyalar:
+
+aiogram 2.x (2019-2021): https://mastergroosha.github.io/aiogram-2-guide/
+pyTelegramBotAPI (2015-2019): https://mastergroosha.github.io/telegram-tutorial/
+
+Qo'llanma [mkdocs-material](https://squidfunk.github.io/mkdocs-material/) yordamida yozilgan.