Firefox 144 ships HTML command/commandfor + request-close (#28181)

* added firefox version for request-close value

* updated experimental value

* added support for command commandfor and request-close on button element

* added support for command event

Author: dletorey

api/HTMLElement.json

@@ -690,15 +690,7 @@
             "chrome_android": "mirror",
             "edge": "mirror",
             "firefox": {
-              "version_added": "preview",
-              "flags": [
-                {
-                  "type": "preference",
-                  "name": "dom.element.commandfor.enabled",
-                  "value_to_set": "true"
-                }
-              ],
-              "impl_url": "https://bugzil.la/1983523"
+              "version_added": "144"
             },
             "firefox_android": "mirror",
             "oculus": "mirror",

html/elements/button.json

@@ -57,15 +57,7 @@
               "chrome_android": "mirror",
               "edge": "mirror",
               "firefox": {
-                "version_added": "preview",
-                "flags": [
-                  {
-                    "type": "preference",
-                    "name": "dom.element.commandfor.enabled",
-                    "value_to_set": "true"
-                  }
-                ],
-                "impl_url": "https://bugzil.la/1983523"
+                "version_added": "144"
               },
               "firefox_android": "mirror",
               "oculus": "mirror",
@@ -99,15 +91,7 @@
                 "chrome_android": "mirror",
                 "edge": "mirror",
                 "firefox": {
-                  "version_added": "preview",
-                  "flags": [
-                    {
-                      "type": "preference",
-                      "name": "dom.element.commandfor.enabled",
-                      "value_to_set": "true"
-                    }
-                  ],
-                  "impl_url": "https://bugzil.la/1983523"
+                  "version_added": "144"
                 },
                 "firefox_android": "mirror",
                 "oculus": "mirror",
@@ -142,15 +126,7 @@
               "chrome_android": "mirror",
               "edge": "mirror",
               "firefox": {
-                "version_added": "preview",
-                "flags": [
-                  {
-                    "type": "preference",
-                    "name": "dom.element.commandfor.enabled",
-                    "value_to_set": "true"
-                  }
-                ],
-                "impl_url": "https://bugzil.la/1983523"
+                "version_added": "144"
               },
               "firefox_android": "mirror",
               "oculus": "mirror",