insane.bbclass: add FILERDEPENDS related check back

Instead of FILERDEPENDS_*, the FILERDEPENDS should be FILERDEPENDS:*
such as FILERDEPENDS:/usr/bin/python3.9:lib32-python3-core as an example,
so switch to new override syntax to make sure the related check in effect.

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>