[llvm] ARM: Move setting of more runtime libcalls to RuntimeLibcallInfo (PR #143826)

[Matt Arsenault via llvm-commits]

arsenm wrote:

### Merge activity

* **Jun 12, 8:26 AM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/143826).


https://github.com/llvm/llvm-project/pull/143826