fix: readme badge

Author: ignavan39

README.md

@@ -1,19 +1,9 @@
 # C++ Hash Table with Custom Hash Functions
 
-[![CI/CD Pipeline](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg)](https://github.com/ignavan39/hastable/actions/workflows/ci.yml)
+[![CI/CD Pipeline](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/ignavan39/hastable/actions/workflows/ci.yml)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![C++17](https://img.shields.io/badge/C%2B%2B-17-blue.svg)](https://isocpp.org/)
 
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-## Статус сборки
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-| ОС | Release | Debug |
-|---|---|---|
-| Ubuntu | ![Ubuntu Release](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) | ![Ubuntu Debug](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) |
-| macOS | ![macOS Release](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) | ![macOS Debug](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) |
-| Windows | ![Windows Release](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) | ![Windows Debug](https://github.com/ignavan39/hastable/actions/workflows/ci.yml/badge.svg) |
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-
 Реализация хеш-таблицы на C++ с собственными алгоритмами хеширования.
 
 ## Мотивация