Use standard options for CMAKE_BUILD_TYPE

[oparry-ukaea]

Description

Drops "DEBUG", "RELEASE" and "TEST" in favour of "Debug", "Release", "RelWithDebInfo", "MinSizeRel" and "Test".
Defines a NESO_DEBUG flag in Debug.

Fixes #139

Type of change

Please delete options that are not relevant.

• Bug fix, sort of

Testing

No new tests

Test Configuration:

• OS: Ubuntu 22.04
• Compiler: GCC 11.4.0 / OneAPI v2024.1.0
• SYCL implementation: Hipsycl v0.9.4 / DPC++ v2024.1.0
• MPI details: MPICH v4.0.2 / Intel MPI 2021.8 Build 20221129
• Hardware: CPU (Intel Alder Lake)

Checklist:

- [ ] I have added tests that prove my fix is effective or that my feature works

• [] New and existing unit tests pass locally with my changes
• Any new dependencies are automatically built for users via cmake
• I have used understandable variable names
• I have run clang-format against my *.hpp and *.cpp changes
• I have run cmake-format against my changes to CMakeLists.txt
  - [ ] I have run black against changes to *.py
• I have made corresponding changes to the documentation
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings