minor #302 [LiveComponent] Remove @internal from extractFormValues and clearErrorsForNonValidatedFields (norkunas)

This PR was merged into the 2.x branch.

Discussion
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[LiveComponent] Remove ``@internal`` from `extractFormValues` and `clearErrorsForNonValidatedFields`

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| Tickets       | symfony/ux-live-component@a930f1e#r69159680
| License       | MIT

In a multistep form live component, it's not enough for me just to use `ComponentWithFormTrait`, so I have some custom actions which are used instead of just submitting the form and these actions partially duplicates the functionality of `submitForm` which uses these methods that are marked as ``@internal``

Commits
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01d6a72 [LiveComponent] Remove ``@internal`` from `extractFormValues` and `clearErrorsForNonValidatedFields`

Author: weaverryan

src/LiveComponent/src/ComponentWithFormTrait.php

@@ -183,8 +183,6 @@ private function getFormInstance(): FormInterface
      * This is used to pass the initial values into the live component's
      * frontend, and it's meant to equal the raw POST data that would
      * be sent if the form were submitted without modification.
-     *
-     * @internal
      */
     private function extractFormValues(FormView $formView): array
     {
@@ -215,9 +213,6 @@ private function extractFormValues(FormView $formView): array
         return $values;
     }
 
-    /**
-     * @internal
-     */
     private function clearErrorsForNonValidatedFields(FormInterface $form, string $currentPath = ''): void
     {
         if ($form instanceof ClearableErrorsInterface && (!$currentPath || !\in_array($currentPath, $this->validatedFields, true))) {