[5.1] CodeMirror 6 Javascript highlighting not working

[OctavianC]

Pull Request for Issue #43113 .

Summary of Changes

Added an alias for 'js' so that CodeMirror understands what language package to load.

Testing Instructions

See issue #43113

Actual result BEFORE applying this Pull Request

Expected result AFTER applying this Pull Request

Link to documentations

Please select:

• Documentation link for docs.joomla.org:

• No documentation changes for docs.joomla.org needed

• Pull Request link for manual.joomla.org:

• No documentation changes for manual.joomla.org needed

[Fedik]

I have tested this item ✅ successfully on d54448f

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[viocassel]

I have tested this item ✅ successfully on d54448f

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[alikon]

RTC

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[Linkedla]

It is working after applying the patch.
Applied Commit SHA: d54448f

[brianteeman]

Thank you for testing - please go to https://issues.joomla.org/tracker/joomla-cms/43114 and record your test there

[Linkedla]

I have tested this item ✅ successfully on d54448f

Tested successfully.

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[HLeithner]

This pull request has been automatically rebased to 5.1-dev.

[LadySolveig]

Thank you @OctavianC and for the tests @Fedik @viocassel and @Linkedla !