Updated manual to include new OS builds

Allpix Squared is designed to run without issues on either a recent Linux distribution or Mac OS X. Furthermore, the

continuous integration of the project ensures correct building and functioning of the software framework on CentOS 7 (with

GCC and LLVM), CentOS 8 (with GCC only), Ubuntu 20.04 LTS (Docker, GCC) and Mac OS Catalina 10.15 (AppleClang 12.0).

GCC), AlmaLinux 9 and Red Hat Enterprise Linux 9 (with GCC and LLVM), Ubuntu 22.04 LTS (Docker, GCC) and Mac OS Catalina 10.15 (AppleClang 12.0).

## Compilers

[Section 2.7](./07_docker_images.md), which can run on any operating system, binary releases are tied to a specific operating

system.

Binaries for Allpix Squared are currently provided for CentOS 7 (both in a GCC and LLVM variant), CentOS 8 (GCC) and MacOS.

Binaries for Allpix Squared are currently provided for CentOS 7 (GCC only), AlmaLinux 9/Red Hat Enterprise Linux 9/EL9 (both in a GCC and LLVM variant) and MacOS.

Details on the deployment process are given in [Setcion 11.4](../11_devtools/04_deployment.md).

To use Allpix Squared from CVMFS, run:

all jobs passed.*

The **compilation** stage builds the framework from the source on different platforms. Currently, builds are performed on

CentOS 7, CentOS 8, and macOS. On Linux type platforms, the framework is compiled with recent versions of GCC and Clang, while

CentOS 7, AlmaLinux 9/Red Hat Enterprise Linux 9, and macOS. On Linux type platforms, the framework is compiled with recent versions of GCC and Clang, while

the latest AppleClang is used on macOS. The build is always performed with the default compiler flags enabled for the

project:

```