hv: security: remove superfluous prototype
An external object or function shall be declared once in one and only one file.
Since it already declared in include/arch/x86/security.h, we shall remove it.
@@ -45,8 +45,6 @@ bool cpu_has_vmx_ept_cap(uint32_t bit_mask);
bool cpu_has_vmx_vpid_cap(uint32_t bit_mask);
void init_cpu_capabilities(void);
void init_cpu_model_name(void);
-bool check_cpu_security_cap(void);
-void cpu_l1d_flush(void);
int32_t detect_hardware_support(void);
struct cpuinfo_x86 *get_cpu_info(void);
