s390: Remove pointless arch_show_interrupts()
s390: Remove pointless arch_show_interrupts()

S390 is not using the generic show interrupts implementation so the
extra arch_show_interrupts() is just useless.

Signed-off-by: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>
Reviewed-by: Grant Likely <9069e6f5a2b566e2674a0ba1e2bf39c12c195fad@linaro.org>
Cc: Tony Luck <e7984595ec0368ff920a7b3521dc7093683f6f26@intel.com>
Cc: Peter Zijlstra <3fddac958924aef220f202ca567388ddab3f14a8@infradead.org>
Cc: Martin Schwidefsky <52616596d8f5df0d597e85ab515377f92f939c68@de.ibm.com>
Cc: Heiko Carstens <8dcf0f69152f32f23184f83357a3731522e56b9c@de.ibm.com>
Cc: 99bdc9551279bbffbf26111aea778ba2a679b407@de.ibm.com
Link: b7aa4d5d7685b161846728d0753df2b10ac8a9b8@linutronix.de
Signed-off-by: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>

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