TextField type="number" retains focus on blur

[GxDesign]

Issue summary

TextField component with type "number" keeps focus when incremented or decremented using the arrows.

Expected behavior

Focus state is removed on blur

Actual behavior

Input remains with focused outline

Steps to reproduce the problem

1. Go to https://polaris.shopify.com/components/text-field and select Number
2. Increment the expected quantities using the arrows
3. Click outside of the input

Reduced test case

The best way to get your bug fixed is to provide a reduced test case. This CodeSandbox template is a great starting point.

Specifications

• Are you using the React components? (Y/N): Y
• Polaris version number: 10.7.0
• Browser: Chrome
• Device: Macbook Pro M1
• Operating System:12.6

Or run npx envinfo --system --binaries --browsers --npmPackages react,react-dom,@shopify/polaris to provide specifications on your environment including version numbers, browser, device, and operating system.

Paste the results here:

  System:
    OS: macOS 12.6
    CPU: (8) arm64 Apple M1 Pro
    Memory: 60.34 MB / 16.00 GB
    Shell: 5.8.1 - /bin/zsh
  Binaries:
    Node: 16.17.1 - ~/.nvm/versions/node/v16.17.1/bin/node
    Yarn: 1.22.17 - ~/.dev/yarn/1.22.17/bin/yarn
    npm: 6.14.11 - ~/.nvm/versions/node/v16.17.1/bin/npm
    Watchman: 2022.08.22.00 - /opt/homebrew/bin/watchman
  Browsers:
    Chrome: 107.0.5304.110
    Safari: 16.0
  npmPackages:
    react: 18.2.0 => 18.2.0 
    react-dom: 18.2.0 => 18.2.0 

fbs [gian/54965-boxed-quantities]
% npx envinfo --system --binaries --browsers --npmPackages react,react-dom,@shopify/polaris

  System:
    OS: macOS 12.6
    CPU: (8) arm64 Apple M1 Pro
    Memory: 83.17 MB / 16.00 GB
    Shell: 5.8.1 - /bin/zsh
  Binaries:
    Node: 16.17.1 - ~/.nvm/versions/node/v16.17.1/bin/node
    Yarn: 1.22.17 - ~/.dev/yarn/1.22.17/bin/yarn
    npm: 6.14.11 - ~/.nvm/versions/node/v16.17.1/bin/npm
    Watchman: 2022.08.22.00 - /opt/homebrew/bin/watchman
  Browsers:
    Chrome: 107.0.5304.110
    Safari: 16.0
  npmPackages:
    @shopify/polaris: 10.7.0 => 10.7.0 
    react: 18.2.0 => 18.2.0 
    react-dom: 18.2.0 => 18.2.0 

[GxDesign]

cc: @kathawala