fix: macos dev install script

[laosb]

• fix rustup install command
• remove brew install rust
• install stable rust using rustup

Summary by Sourcery

Fix the macOS development installation script by correcting the rustup installation command, removing the Homebrew Rust installation, and setting the default Rust version to stable using rustup.

Bug Fixes:

• Correct the rustup installation command in the macOS development script.

Enhancements:

• Remove the installation of Rust via Homebrew in favor of using rustup.

[sourcery-ai]

Reviewer's Guide by Sourcery

This PR fixes the macOS development environment setup script by correcting the Rust installation process. Instead of installing Rust through Homebrew, it now uses rustup to manage the Rust toolchain, ensuring a more standardized installation method.

Sequence diagram for macOS dev install script changes

sequenceDiagram
    participant User
    participant Script
    participant Homebrew
    participant Rustup

    User->>Script: Run macos_1_install.sh
    Script->>Homebrew: Install Flutter
    Script->>Rustup: Install rustup
    Script->>Rustup: Set default Rust to stable
    Script->>Rustup: Add target x86_64-apple-darwin
    Script->>Rustup: Add target aarch64-apple-darwin

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File-Level Changes

Change	Details	Files
Modify Rust installation and configuration process	Remove Homebrew-based Rust installation Install rustup package manager only Set default Rust toolchain to stable version Keep existing cross-compilation target configurations	scripts/macos_1_install.sh

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[sourcery-ai]

Hey @laosb - I've reviewed your changes and they look great!

Here's what I looked at during the review

• 🟢 General issues: all looks good
• 🟢 Security: all looks good
• 🟢 Testing: all looks good
• 🟢 Complexity: all looks good
• 🟢 Documentation: all looks good

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