tools/power turbostat: update turbostat(8)

Remove reference to the original Nehalem Turbo white paper,
since it has moved, and these mechanisms have now long since
been documented in the Software Developer's Manual.
Reported-by: NJeremie Lagraviere <jeremie@simula.no>
Signed-off-by: NLen Brown <len.brown@intel.com>

tools/power/x86/turbostat/turbostat.8

@@ -251,11 +251,6 @@ Although it is not guaranteed by the architecture, turbostat assumes
 that they count at TSC rate, which is true on all processors tested to date.
 
 .SH REFERENCES
-"Intel® Turbo Boost Technology
-in Intel® Core™ Microarchitecture (Nehalem) Based Processors"
-http://download.intel.com/design/processor/applnots/320354.pdf
-
-"Intel® 64 and IA-32 Architectures Software Developer's Manual
 Volume 3B: System Programming Guide"
 http://www.intel.com/products/processor/manuals/