Centralize which version of clang to use

[Alan-Jowett]

Description

This pull request focuses on centralizing the Clang executable path configuration and updating the project files to use this new configuration. The main changes include defining a new property for the Clang executable path and updating the build commands to use this property.

Configuration updates:

• Directory.Build.props: Added a new property ClangExec to define the path to the Clang executable.

Build command updates:

• tools/netevent_monitor/netevent_monitor.vcxproj: Modified the build command to use the new ClangExec property for compiling netevent_monitor.c.
• tools/process_monitor_bpf/process_monitor_bpf.vcxproj: Modified the build command to use the new ClangExec property for compiling process_monitor.c.

Testing

CI/CD

Documentation

No.

Installation

No.

[Alan-Jowett]

@shankarseal this may fix the issue you are seeing in the MSFT fork of this project. It no longer assumes clang.exe is in the path and instead uses it from the Visual Studio's installed location.