chore(deps): update dependency elixir to v1.16.1 (#45)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [elixir](https://elixir-lang.org/) ([source](https://github.com/elixir-lang/elixir)) | patch | `1.16.0` -> `1.16.1` |

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### Release Notes

<details>
<summary>elixir-lang/elixir (elixir)</summary>

### [`v1.16.1`](https://github.com/elixir-lang/elixir/releases/tag/v1.16.1)

[Compare Source](https://github.com/elixir-lang/elixir/compare/v1.16.0...v1.16.1)

##### 1. Bug fixes

##### Elixir

-   \[Code] Fix `Code.quoted_to_algebra/2` for operator with :do key as operand
-   \[Kernel.ParallelCompiler] Do not crash parallel compiler when it receives diagnostics from additional code evaluation
-   \[Kernel.ParallelCompiler] Always log errors at the end of compilation
-   \[String] Fix `String.capitalize/1` with a single codepoint

##### IEx

-   \[IEx] Fix autocompletion of function signatures on Erlang/OTP 26
-   \[IEx] Do not assume `$HOME` is set

##### Mix

-   \[mix deps.compile] Handle compilation of rebar3 dependencies when rebar3 is on a path with spaces on Unix
-   \[mix test] Properly resolve relative paths when running tests from individual files
-   \[mix test] Properly resolve Windows paths when running tests from individual files

</details>

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### Configuration

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Reviewed-on: https://code.harton.nz/james/wafer/pulls/45
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Co-committed-by: Renovate Bot <bot@harton.nz>

.tool-versions

@@ -1,2 +1,2 @@
 erlang 26.2.1
-elixir 1.16.0
+elixir 1.16.1