CONTRIBUTING.md: add the step to install clang-format for CentOS8
@@ -82,11 +82,16 @@ For Ubuntu:
sudo apt-get install -y clang-format-9
```
-For CentOS:
+For CentOS 7:
```shell
sudo yum install -y clang
```
+For CentOS 8:
+```shell
+sudo yum install -y git-clang-format
+```
+
2. Format C code style using the following command:
```shell
