[llvm] [Support] Recycler: Implement move constructor (PR #120555)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-aarch64-sve-vls` running on `linaro-g3-02` while building `llvm` at step 4 "clean stage 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/143/builds/4576

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

```
Step 4 (clean stage 1) failure: clean (failure)
command timed out: 1200 seconds without output running [b'rm', b'-rf', b'stage1'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=1209.003758
Step 6 (build stage 1) failure: 'ninja' (failure)
...
[8313/8797] Building CXX object tools/llvm-jitlink/llvm-jitlink-executor/CMakeFiles/llvm-jitlink-executor.dir/llvm-jitlink-executor.cpp.o
[8314/8797] Building CXX object tools/llvm-link/CMakeFiles/llvm-link.dir/llvm-link.cpp.o
[8315/8797] Building CXX object tools/llvm-mc/CMakeFiles/llvm-mc.dir/llvm-mc.cpp.o
[8316/8797] Building CXX object tools/llvm-dwp/CMakeFiles/llvm-dwp.dir/llvm-dwp-driver.cpp.o
[8317/8797] Linking CXX static library lib/libFIRTestAnalysis.a
[8318/8797] Building CXX object tools/llvm-dwp/CMakeFiles/llvm-dwp.dir/llvm-dwp.cpp.o
[8319/8797] Building CXX object tools/llvm-ifs/CMakeFiles/llvm-ifs.dir/ErrorCollector.cpp.o
[8320/8797] Building CXX object tools/llvm-gsymutil/CMakeFiles/llvm-gsymutil.dir/llvm-gsymutil-driver.cpp.o
[8321/8797] Building CXX object tools/llvm-ifs/CMakeFiles/llvm-ifs.dir/llvm-ifs-driver.cpp.o
[8322/8797] Building CXX object tools/llvm-libtool-darwin/CMakeFiles/llvm-libtool-darwin.dir/llvm-libtool-darwin-driver.cpp.o
command timed out: 1200 seconds without output running [b'ninja'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=3591.435876

```

</details>

https://github.com/llvm/llvm-project/pull/120555