x86/hyper-v: Remove duplicated HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED definition

Commits:

7dcf90e9e032 ("PCI: hv: Use vPCI protocol version 1.2")
628f54cc6451 ("x86/hyper-v: Support extended CPU ranges for TLB flush hypercalls")

added the same definition and they came in through different trees.
Fix the duplication.

Signed-off-by: Vitaly Kuznetsov <[e-mail]>
Cc: Haiyang Zhang <[e-mail]>
Cc: K. Y. Srinivasan <[e-mail]>
Cc: Linus Torvalds <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Cc: Stephen Hemminger <[e-mail]>
Cc: Thomas Gleixner <[e-mail]>
Cc: [e-mail]
Link: http://lkml.kernel.org/r/[e-mail]
Signed-off-by: Ingo Molnar <[e-mail]>

arch/x86/include/uapi/asm/hyperv.h

···
 #define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED	(1 << 11)
 
 /*
- * HV_VP_SET available
- */
-#define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED	(1 << 11)
-
-
-/*
  * Crash notification flag.
  */
 #define HV_CRASH_CTL_CRASH_NOTIFY (1ULL << 63)