fix(29163): add detection of nested errors

hivemq-edge/src/frontend/src/components/rjsf/utils/errors.utils.ts

@@ -0,0 +1,13 @@
+import { ErrorSchema, FieldErrors } from '@rjsf/utils'
+
+export const hasNestedError = <T>(props: ErrorSchema<T> | undefined) => {
+  if (!props) return false
+  const { __errors, ...rest } = props
+  for (const subs of Object.keys(rest)) {
+    const hasError = hasNestedError((props as never)[subs])
+    if (hasError) return true
+  }
+
+  const errors = (props as FieldErrors).__errors
+  return errors ? errors.length > 0 : false
+}