[llvm] [llvm-jitlink] Call __orc_rt_run_program_wrapper through a Proxy (PR #226859)

[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/51434

<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 :: Lower/OpenMP/requires-usm.f90 (5125 of 5136)
PASS: Flang :: Lower/OpenMP/requires.f90 (5126 of 5136)
PASS: Flang :: Transforms/debug-omp-target-internal-proc.fir (5127 of 5136)
PASS: Flang :: Transforms/debug-omp-target-op-1.fir (5128 of 5136)
PASS: Flang :: Transforms/OpenACC/acc-implicit-data-device-data.fir (5129 of 5136)
PASS: Flang :: Transforms/OpenACC/acc-implicit-data-fortran.F90 (5130 of 5136)
PASS: Flang :: Driver/linker-flags.f90 (5131 of 5136)
PASS: Flang :: Driver/linker-options.f90 (5132 of 5136)
PASS: Flang :: Transforms/vscale-attr.fir (5133 of 5136)
PASS: flang-OldUnit :: Decimal/quick-sanity-test.test (5134 of 5136)
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=2339.584861

```

</details>

https://github.com/llvm/llvm-project/pull/226859