Chrome 144 + Firefox 147 support CSS position-anchor: none (#28648)

* Add data point for position-anchor: none

* Update css/properties/position-anchor.json

Co-authored-by: Claas Augner <495429+caugner@users.noreply.github.com>

---------

Co-authored-by: Claas Augner <495429+caugner@users.noreply.github.com>

Author: chrisdavidmills

css/properties/position-anchor.json

@@ -71,6 +71,40 @@
               "deprecated": false
             }
           }
+        },
+        "none": {
+          "__compat": {
+            "description": "`none` value",
+            "tags": [
+              "web-features:anchor-positioning"
+            ],
+            "support": {
+              "chrome": {
+                "version_added": "144"
+              },
+              "chrome_android": "mirror",
+              "edge": "mirror",
+              "firefox": {
+                "version_added": "147"
+              },
+              "firefox_android": "mirror",
+              "oculus": "mirror",
+              "opera": "mirror",
+              "opera_android": "mirror",
+              "safari": {
+                "version_added": false
+              },
+              "safari_ios": "mirror",
+              "samsunginternet_android": "mirror",
+              "webview_android": "mirror",
+              "webview_ios": "mirror"
+            },
+            "status": {
+              "experimental": false,
+              "standard_track": false,
+              "deprecated": false
+            }
+          }
         }
       }
     }