added hyphenate-limit-chars to experimental ff release (mdn#38212)

* added hyphenate-limit-chars to experimental ff release

* added the experimental  note on 136 release

* Remove :has-slotted

---------

Co-authored-by: Vadim Makeev <vmakeev@mozilla.com>

Author: dletorey

files/en-us/mozilla/firefox/experimental_features/index.md

@@ -784,6 +784,46 @@ The parts that have been implemented include:
   </tbody>
 </table>
 
+### `hyphenate-limit-chars` property
+
+The {{CSSXRef("hyphenate-limit-chars")}} CSS property is used to specifically the minimum word length for hyphenation as well as the number of characters before and after the hyphen. ([Firefox bug 1521723](https://bugzil.la/1521723)).
+
+<table>
+  <thead>
+    <tr>
+      <th>Release channel</th>
+      <th>Version added</th>
+      <th>Enabled by default?</th>
+    </tr>
+  </thead>
+  <tbody>
+    <tr>
+      <th>Nightly</th>
+      <td>136</td>
+      <td>Yes</td>
+    </tr>
+    <tr>
+      <th>Developer Edition</th>
+      <td>136</td>
+      <td>No</td>
+    </tr>
+    <tr>
+      <th>Beta</th>
+      <td>136</td>
+      <td>No</td>
+    </tr>
+    <tr>
+      <th>Release</th>
+      <td>136</td>
+      <td>No</td>
+    </tr>
+    <tr>
+      <th>Preference name</th>
+      <td colspan="2"><code>layout.css.hyphenate-limit-chars.enabled</code></td>
+    </tr>
+  </tbody>
+</table>
+
 ## SVG
 
 None.

files/en-us/mozilla/firefox/releases/136/index.md

@@ -114,6 +114,8 @@ This article provides information about the changes in Firefox 136 that affect d
 
 These features are newly shipped in Firefox 136 but are disabled by default. To experiment with them, search for the appropriate preference on the `about:config` page and set it to `true`. You can find more such features on the [Experimental features](/en-US/docs/Mozilla/Firefox/Experimental_features) page.
 
+- **CSS `hyphenate-limit-chars` property**: `layout.css.hyphenate-limit-chars.enabled`.
+  The {{CSSXRef("hyphenate-limit-chars")}} CSS property is used to specifically the minimum word length for hyphenation as well as the number of characters before and after the hyphen. ([Firefox bug 1521723](https://bugzil.la/1521723)).
 - **Error.captureStackTrace()**: `javascript.options.experimental.error_capture_stack_trace`.
   The {{jsxref("Error.captureStackTrace()")}} static method installs stack trace information on a provided object as the {{jsxref("Error.stack")}} property.
   Its main use case is to install a stack trace on a custom error object that does not derive from the {{jsxref("Error")}} interface.