chore(deps): update dependency @squonk/account-server-client to v4.2.0-rc.8

Author: renovate[bot]

package.json

@@ -52,7 +52,7 @@
     "@rjsf/utils": "5.24.8",
     "@rjsf/validator-ajv8": "5.24.8",
     "@sentry/nextjs": "8.55.0",
-    "@squonk/account-server-client": "4.2.0-rc.7",
+    "@squonk/account-server-client": "4.2.0-rc.8",
     "@squonk/data-manager-client": "4.0.0-sc-3210.1768240399",
     "@squonk/mui-theme": "5.0.0",
     "@squonk/sdf-parser": "1.3.1",