Update dependency elixir to v1.15.6

[renovate]

This PR contains the following updates:

Package	Update	Change
elixir (source)	patch	1.15.5 -> 1.15.6

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Release Notes

elixir-lang/elixir (elixir)

v1.15.6

Compare Source

This release also includes fixes to the Windows installer.

1. Bug fixes

EEx

• [EEx] Do not crash when printing tokenizer warnings

Elixir

• [Code] Fix formatter for nested * in bitstrings
• [Code] Improve feedback when an invalid block is given Code.quoted_to_algebra/2
• [Kernel] Trace functions before they are inlined

Mix

• [mix compile] Ensure :extra_applications declare in umbrella projects are loaded
• [mix deps.get] Do not check for invalid applications before deps.get
• [mix deps.update] Do not check for invalid applications before deps.update
• [mix format] Load plugins when invoking the formatter from an IDE

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