bump version to 2025-07 for customer account (#288)

### Background

Updates the API version and dependencies for the customer account extension template.

Author: robin-drexler

customer-account-extension/package.json.liquid

@@ -17,8 +17,8 @@
   "license": "UNLICENSED",
   "dependencies": {
     "react": "^18.0.0",
-    "@shopify/ui-extensions": "2025.4.x",
-    "@shopify/ui-extensions-react": "2025.4.x",
+    "@shopify/ui-extensions": "2025.7.x",
+    "@shopify/ui-extensions-react": "2025.7.x",
     "react-reconciler": "0.29.0"
   },
   "devDependencies": {
@@ -32,7 +32,7 @@
   "version": "1.0.0",
   "license": "UNLICENSED",
   "dependencies": {
-    "@shopify/ui-extensions": "2025.4.x"
+    "@shopify/ui-extensions": "2025.7.x"
   }
 }
 {%- endif -%}

customer-account-extension/shopify.extension.toml.liquid

@@ -6,7 +6,7 @@
 {%- if flavor contains "preact" %}
 api_version = "2025-10"
 {%- else %}
-api_version = "2025-04"
+api_version = "2025-07"
 {%- endif %}
 
 [[extensions]]