Fixes relative urls and token-replacements

fixes Issue #3354351 by myha: Node tokens do not replaces
fixes Issue #3356897 Use LinkWidget logic for validating and converting relative urls.

Feauture-Updates und Bugfixes q1/2023

* Fixes Issue #3330251: Inconsistency in sizes
* Fixes Issue #3332505 by Shubham Rathore: Update README.md file according to README.md template
* Fixes Issue #3335057: core_version_requirement not recognized before 8.7.7

Issue #3327013 Drupal Coding Standards Issues | phpcs

Issue #3312090 by fathima.asmat, neffets: Update_N hook fail for field type change for fields with existing data/new columns

Issue #3312090 by fathima.asmat: Update_N hook fail for field type change for fields with existing data (hook 8204 fixes them all)

fix empty table - Fixes #3285097 update hook to support units on width/height

Fixes #3294381 title attribute for accessibility, Fixes #3305290 for drupal-10-compatibility, Fixes #3285097 update hook to support units on width/height

Fixes #3305290 drupal-10 compatibility, adds hedaerlevel and Fixes #3294381 accessibility title-attribute for iframe

Issue #3265030: Header Level of Title

Issue #3240069 by Nicolas S.: Width/Height required when url field is required; and STS reorder settings  widget-settings -> field-settings -> default-settings

Fix allowfuilscreen and token integration

* Issue #3250544 - change other validate functions to to class-specific validate
* Issue #3250544 by olivierh65: Token not taken into account when validating the URL
* first step to support feeds mapper, Issue #3190030
* update migrations tools to current state of Interfaces (d7/d8)
* Issue #3253300: Allow full screen not working

iFrame Title value is not rendered

iFrame Title value is not rendered

Compatibility Fixes for drupal 9, twig usage and minimal support for usage in the pargraphs-module (validation)

* Issue #3231223 by Luca Lusso: Form validations doesn't work when the field is on a paragraph
* Issue #3231451 by neffets: Drupal 9 compatibility, show TWIG template
* Issue #3231451 by neffets: Drupal 9 compatibility (upgrade-status and rector)

fixes #3216287 schema/iframe; fixes #3164593 token-support in url

fixes #3216287 schema/iframe; fixes #3164593 token-support in url

Issue #3204981 config schema, Issue #3204136 catch Exception

Issue #3204981 config schema, Issue #3204136 catch Exception

fix issue #3198784 allow-attribute, fix issue #3199001 config schema

fix issue #3198784 allow-attribute, fix issue #3199001 config schema