[llvm] [tools] Register analyses correctly (PR #203808)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ppc64le-flang-rhel-clang` running on `ppc64le-flang-rhel-test` while building `llvm` at step 6 "test-build-unified-tree-check-flang".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/157/builds/47510

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-flang) failure: 1200 seconds without output running [b'ninja', b'check-flang'], attempting to kill
...
PASS: Flang :: Driver/riscv-rvv-vector-bits.f90 (4573 of 4583)
PASS: Flang :: Driver/nostdlib.f90 (4574 of 4583)
PASS: Flang :: Driver/fveclib.f90 (4575 of 4583)
PASS: Flang :: Driver/options-loongarch.f90 (4576 of 4583)
PASS: Flang :: Driver/mcmodel.f90 (4577 of 4583)
PASS: Flang :: Driver/mrecip.f90 (4578 of 4583)
PASS: flang-Unit :: Optimizer/./FlangOptimizerTests/159/162 (4579 of 4583)
PASS: Flang :: Driver/fopenmp.f90 (4580 of 4583)
PASS: Flang :: Driver/linker-options.f90 (4581 of 4583)
PASS: Flang :: Driver/omp-driver-offload.f90 (4582 of 4583)
command timed out: 1200 seconds without output running [b'ninja', b'check-flang'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=4152.332800

```

</details>

https://github.com/llvm/llvm-project/pull/203808