Form field tel using JLayouts

[dgrammatiko]

Pull Request redo of #10994

Separate logic/ output

Base work for any serious work for template update etc..

Summary of Changes

Introduce a layout for this field

Testing Instructions

Apply patch and rename any backend input to tel
eg

<field name="mytextvalue" type="tel" default="Some text" label="Enter some text" description="" size="10" />

Also consult: https://docs.joomla.org/Standard_form_field_types

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This change is 

[ghost]

I have tested this item ✅ successfully on 81ece3c

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[anibalsanchez]

I have tested this item ✅ successfully on 81ece3c

Test OK

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[jeckodevelopment]

RTC

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