[clang] [clang] create class-type injected NTTP with correct value kind (PR #101395)

[LLVM Continuous Integration via cfe-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `openmp-offload-libc-amdgpu-runtime` running on `omp-vega20-1` while building `clang` at step 10 "Add check check-offload".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/73/builds/3167

Here is the relevant piece of the build log for the reference:
```
Step 10 (Add check check-offload) failure: 1200 seconds without output running [b'ninja', b'-j 32', b'check-offload'], attempting to kill
...
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug53727.cpp (827 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/wtime.c (828 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug47654.cpp (829 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug50022.cpp (830 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug49779.cpp (831 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu :: offloading/std_complex_arithmetic.cpp (832 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu :: offloading/bug49021.cpp (833 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/complex_reduction.cpp (834 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/std_complex_arithmetic.cpp (835 of 837)
PASS: libomptarget :: x86_64-pc-linux-gnu-LTO :: offloading/bug49021.cpp (836 of 837)
command timed out: 1200 seconds without output running [b'ninja', b'-j 32', b'check-offload'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=1230.552165

```

https://github.com/llvm/llvm-project/pull/101395