message: Fix devtools key binding for Windows in SUPPORT.md
diff: @@ -20,7 +20,7 @@ support:
  - The operating system you're running Etcher in.
  - Relevant logging output, if any, from DevTools, which you can open by
  - pressing `Ctrl+Alt+I` or `Cmd+Alt+I` depending on your platform.
  + pressing `Ctrl+Shift+I` or `Cmd+Alt+I` depending on your platform.
  GitHub
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