fix[homebrew-formulae]: error on install: "formulae require at least a URL"

[BlueFalconHD]

Describe the bug
The formulae doesn't install. The full error is:

Error: formulae require at least a URL 
/opt/homebrew/Library/Homebrew/formula.rb:283:in `determine_active_spec'
/opt/homebrew/Library/Homebrew/formula.rb:214:in `initialize'
/opt/homebrew/Library/Homebrew/formulary.rb:308:in `new'
/opt/homebrew/Library/Homebrew/formulary.rb:308:in `get_formula'
/opt/homebrew/Library/Homebrew/formulary.rb:561:in `factory'
/opt/homebrew/Library/Homebrew/cli/parser.rb:634:in `block in formulae'
/opt/homebrew/Library/Homebrew/cli/parser.rb:630:in `map'
/opt/homebrew/Library/Homebrew/cli/parser.rb:630:in `formulae'
/opt/homebrew/Library/Homebrew/cli/parser.rb:307:in `parse'
/opt/homebrew/Library/Homebrew/cmd/install.rb:147:in `install'
/opt/homebrew/Library/Homebrew/brew.rb:97:in `<main>'

To Reproduce

1. Open any terminal on macOS
2. Run brew tap kenanbek/dbui && brew install dbui

Expected behavior
The formulae should install dbui.

Screenshots
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Environment (please complete the following information):

• OS Darwin/macOS
• Terminal n/a
• Version 13.1

Additional context
Add any other context about the problem here.

[cgimenes]

I'm suspecting of Apple's Silicon, is your CPU Intel-based?

[BlueFalconHD]

Nope, apple silicon

[cgimenes]

Then, that's it. We don't have a brew formula working for Apple silicon yet 😞