[DOCS] Update TypoLink example inside of ViewHelper

Since TYPO3 8 the way TypoLinks are represented has changed.
The new form is t3://page?uid= as prefix for page links.
The documentation of TypoLinkViewHelper is updated to reflect this.

Resolves: #89408
Releases: master, 9.5

Change-Id: I093c3db171163cff9de3a02a715784241724a2c1
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/62895
Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: Daniel Goerz <daniel.goerz@posteo.de>
Reviewed-by: Daniel Goerz <daniel.goerz@posteo.de>

typo3/sysext/fluid/Classes/ViewHelpers/Link/TypolinkViewHelper.php

@@ -28,7 +28,10 @@
  * Example
  * =======
  *
- * ``{link}`` contains: ``19 _blank - "testtitle with whitespace" &X=y``.
+ * ``{link}`` contains: ``t3://page?uid=2&arg1=val1#9 _blank some-css-class "Title containing Whitespace"``.
+ *
+ * Or a legacy version from older TYPO3 versions:
+ * ``{link}`` contains: ``9 _blank - "testtitle with whitespace" &X=y``.
  *
  * Minimal usage
  * -------------