[CPUFREQ] Stupidly trivial CodingStyle fix

GNU indent complains about this being ambiguous, because it's dumb.
One of my automated tests relies on the output of indent, so this shuts
it up.
Signed-off-by: Dave Jones <davej@redhat.com>

arch/x86/kernel/cpu/cpufreq/powernow-k7.c

@@ -94,7 +94,7 @@ static struct cpufreq_frequency_table *powernow_table;
 
 static unsigned int can_scale_bus;
 static unsigned int can_scale_vid;
-static unsigned int minimum_speed=-1;
+static unsigned int minimum_speed = -1;
 static unsigned int maximum_speed;
 static unsigned int number_scales;
 static unsigned int fsb;