fix: pass license ID to SDK subchart via KOTS template function

With HelmChart v2, KOTS does not auto-inject the license into the
SDK. Pass it explicitly via integrationLicenseID using LicenseFieldValue.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: aa-replicated

helmchart.yaml

@@ -7,6 +7,8 @@ spec:
     name: gameshelf
     chartVersion: "0.0.0"
   values:
+    gameshelf-sdk:
+      integrationLicenseID: repl{{ LicenseFieldValue `licenseID` }}
     adminSecret: repl{{ ConfigOption `admin_secret`}}
     siteName: repl{{ ConfigOption `site_name`}}
   builder: