fix: fp_to_string uses now 2 spaces

include/yaml-cpp/fp_to_string.h

@@ -197,8 +197,8 @@ inline auto FpToString(double v, size_t precision = 0) -> std::string {
  */
 inline auto FpToString(long double v, size_t precision = std::numeric_limits<long double>::max_digits10) -> std::string {
   std::stringstream ss;
-    ss.precision(precision);
   ss.imbue(std::locale("C"));
+  ss.precision(precision);
   ss << v;
   return ss.str();
 }