AvatarGroup spacing does nothing

[hon2a]

Steps to reproduce

Link to live example: https://codesandbox.io/p/sandbox/cocky-forest-clhrvg

Steps

Attempt to use spacing in AvatarGroup, provided enum (small / medium) or number.

Current behavior

Spacing stays the same regardless of the provided value.

Expected behavior

Provided spacing should get applied.

Context

No response

Your environment

npx @mui/envinfo

  System:
    OS: macOS 14.6.1
    CPU: (16) x64 Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
    Memory: 20.78 GB / 64.00 GB
    Shell: 5.9 - /bin/zsh
  Binaries:
    Node: 17.7.1 - ~/.nvm/versions/node/v17.7.1/bin/node
    Yarn: 1.22.19 - ~/.nvm/versions/node/v17.7.1/bin/yarn
    npm: 8.5.2 - ~/.nvm/versions/node/v17.7.1/bin/npm
    pnpm: 7.17.0 - ~/.nvm/versions/node/v17.7.1/bin/pnpm
  Managers:
    Homebrew: 4.2.5 - /usr/local/bin/brew
    pip3: 22.0.4 - /usr/local/bin/pip3
    RubyGems: 3.0.3.1 - /usr/bin/gem
  Utilities:
    Make: 3.81 - /usr/bin/make
    GCC: 15.0.0 - /usr/bin/gcc
    Git: 2.39.3 - /usr/bin/git
    Clang: 15.0.0 - /usr/bin/clang
    FFmpeg: 6.1.1 - /usr/local/bin/ffmpeg
    Curl: 8.7.1 - /usr/bin/curl
    OpenSSL: 3.2.0 - /usr/local/bin/openssl
  Servers:
    Apache: 2.4.59 - /usr/sbin/apachectl
  IDEs:
    Vim: 9.0 - /usr/bin/vim
    WebStorm: 2024.2.2
    Xcode: /undefined - /usr/bin/xcodebuild
  Languages:
    Bash: 3.2.57 - /bin/bash
    Java: 17.0.4.1 - /Users/jan.konopasek/.sdkman/candidates/java/current/bin/javac
    Perl: 5.34.1 - /usr/bin/perl
    Python3: 3.9.12 - /usr/local/bin/python3
    Ruby: 2.6.10 - /usr/bin/ruby
  Databases:
    SQLite: 3.43.2 - /usr/bin/sqlite3
  Browsers:
    Chrome: 129.0.6668.101
    Safari: 17.6

Tested in Chrome.

Search keywords: AvatarGroup spacing