CVE-2023-54282 media: tuners: qt1010: replace BUG_ON with a regular error

In the Linux kernel, the following vulnerability has been resolved: media: tuners: qt1010: replace BUGON with a regular error BUGON is unnecessary here, and in addition it confuses smatch. Replacing this with an error return help resolve this smatch warning: drivers/media/tuners/qt1010.c:350...