HV:treewide:fix "Attempt to change parameter passed by value"

In the function scope,the parameter should not be
changed as Misra required.
V1->V2 recover some violations because of ldra's false positive.
V2->V3 sync local variable' type to parameter's type with the prefix of const.

Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>

hypervisor/include/lib/sprintf.h

@@ -57,7 +57,7 @@ int do_print(const char *fmt, struct print_param *param,
  *         is smaller. On error a negative number is returned.
  */
 
-int vsnprintf(char *dst, int sz, const char *fmt, va_list args);
+int vsnprintf(char *dst, int32_t sz_arg, const char *fmt, va_list args);
 
 /** The well known snprintf() function.
  *