remove errno before strtol

Author: Alvaro-Kothe

pandas/_libs/src/parser/tokenizer.c

@@ -1675,7 +1675,6 @@ double precise_xstrtod(const char *str, char **endptr, char decimal, char sci,
     p++;
 
     char *tmp_ptr;
-    errno = 0;
     long int n = strtol(p, &tmp_ptr, 10);
 
     if (errno == ERANGE || checked_add(exponent, n, &exponent)) {