MIPS: BMIPS: Delete unused Kconfig symbol
MIPS: BMIPS: Delete unused Kconfig symbol

This was left over from an earlier iteration of the BMIPS irqchip changes.
It doesn't actually have an effect, so let's nuke it.

Reported-by: Valentin Rothberg <d484ff0dce8fd014bfe319bab334c357ca5afaee@gmail.com>
Signed-off-by: Kevin Cernekee <3105dbb3dd63fbb4f6371cfb04adc6726f76c56b@chromium.org>
Acked-by: Florian Fainelli <59190c1867e3222b932a0de3c668eb2d980d69a2@gmail.com>
Cc: 4fbacc2fa0ffdbb11bf1ad6925b886ebd08dd15f@vger.kernel.org # v4.1+
Cc: 562397917b9a8bf316569a848858b12fb417723f@linux-mips.org
Cc: 2578944098299abf708b08eff6fcf60565553586@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/9910/
Signed-off-by: Ralf Baechle <92f48d309cda194c8eda36aa8f9ae28c488fa208@linux-mips.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs