[6.0] add new fields plugins to core extensions

[heelc29]

Summary of Changes

add new fields plugins to core extensions

• [6.0] Numbers custom fields plugin #43974
• [6.0] Note Custom Field Plugin #45233

Testing Instructions

filter for none core extensions

Actual result BEFORE applying this Pull Request

Expected result AFTER applying this Pull Request

Link to documentations

• No documentation changes for docs.joomla.org needed
• No documentation changes for manual.joomla.org needed

[alikon]

I have tested this item ✅ successfully on 109f5ab

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[richard67]

I have tested this item ✅ successfully on 109f5ab

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[richard67]

RTC

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[Bodge-IT]

Thanks for the catch @heelc29 and for tests from @richard67 & @alikon