x86/oprofile: Remove const qualifier from struct op_x86_model_spec

This patch removes the const qualifier from struct
op_x86_model_spec to make model parameters changable.

Signed-off-by: Robert Richter <robert.richter@amd.com>
diff --git a/arch/x86/oprofile/op_model_ppro.c b/arch/x86/oprofile/op_model_ppro.c
index 098cbca..659f3b6 100644
--- a/arch/x86/oprofile/op_model_ppro.c
+++ b/arch/x86/oprofile/op_model_ppro.c
@@ -203,7 +203,7 @@
 }
 
 
-struct op_x86_model_spec const op_ppro_spec = {
+struct op_x86_model_spec op_ppro_spec = {
 	.num_counters		= 2,
 	.num_controls		= 2,
 	.num_virt_counters	= 2,