chore: switch fast-html test fixtures from webpack to vite

Author: radium-v

change/@microsoft-fast-html-f341f9be-9407-4716-92ee-75a24d55eced.json

@@ -0,0 +1,7 @@
+{
+  "type": "none",
+  "comment": "chore: switch fast-html test fixtures from webpack to vite",
+  "packageName": "@microsoft/fast-html",
+  "email": "[email protected]",
+  "dependentChangeType": "none"
+}

change/@microsoft-fast-ssr-c1b764eb-a93a-4185-9065-83e287a4a85f.json

@@ -0,0 +1,7 @@
+{
+  "type": "none",
+  "comment": "chore: hoist @playwright/test to root and upgrade to 1.56.1",
+  "packageName": "@microsoft/fast-ssr",
+  "email": "[email protected]",
+  "dependentChangeType": "none"
+}