Chrome 123 supports packed_4x8_integer_dot_product extension in WGSL (#25170)

Add data point for packed_4x8_integer_dot_product extension

Author: chrisdavidmills

api/WGSLLanguageFeatures.json

@@ -79,6 +79,44 @@
           }
         }
       },
+      "extension_packed_4x8_integer_dot_product": {
+        "__compat": {
+          "description": "<code>packed_4x8_integer_dot_product</code> extension",
+          "spec_url": "https://gpuweb.github.io/gpuweb/wgsl/#language_extension-packed_4x8_integer_dot_product",
+          "tags": [
+            "web-features:webgpu"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "123"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "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": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      },
       "extension_readonly_and_readwrite_storage_textures": {
         "__compat": {
           "description": "<code>readonly_and_readwrite_storage_textures</code> extension",