frontend-plugin-api: update test snapshots for createExtensionOverrides

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/frontend-plugin-api/src/wiring/createExtensionOverrides.test.ts

@@ -74,9 +74,9 @@ describe('createExtensionOverrides', () => {
             "factory": [Function],
             "id": "a",
             "inputs": {},
-            "output": {},
+            "output": [],
             "toString": [Function],
-            "version": "v1",
+            "version": "v2",
           },
           {
             "$$type": "@backstage/Extension",
@@ -89,9 +89,9 @@ describe('createExtensionOverrides', () => {
             "factory": [Function],
             "id": "b",
             "inputs": {},
-            "output": {},
+            "output": [],
             "toString": [Function],
-            "version": "v1",
+            "version": "v2",
           },
           {
             "$$type": "@backstage/Extension",
@@ -104,9 +104,9 @@ describe('createExtensionOverrides', () => {
             "factory": [Function],
             "id": "k:c/n",
             "inputs": {},
-            "output": {},
+            "output": [],
             "toString": [Function],
-            "version": "v1",
+            "version": "v2",
           },
         ],
         "featureFlags": [],