Stop loading JS generator in the main blockly bundle

[BeksOmega]

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Description

When you access Blockly via import * as Blockly from 'blockly'; It loads the JS generator, but it isn't made accessible to external developers in any way. We should stop loading the JS generator.

[cpcallen]

This was fixed on 2023-07-07 by cl/546301258.

[BeksOmega]

@cpcallen This is not a docs issue. This issue covers the fact that the browser and node packages unnecessarily import the javascript generator, but don't make it available.

[cpcallen]

@cpcallen This is not a docs issue.

Quite correct. I was trying to close #6656, but apparently went to the wrong tab…

[cpcallen]

This was fixed by #7822.