[CAMEL-22555] non-varargs call of varargs method with inexact argument type for last parameter

[JinyuChen97]

https://issues.apache.org/jira/browse/CAMEL-22555

minor fix for the warning issue

[github-actions]

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[gnodet]

LGTM. The (Object) cast correctly disambiguates the varargs call when result is an array type, fixing the compiler warning.