fix: remove unnecessary include

Author: Alvaro-Kothe

pandas/_libs/src/parser/tokenizer.c

@@ -21,7 +21,6 @@ GitHub. See Python Software Foundation License and BSD licenses for these.
 
 #include <ctype.h>
 #include <float.h>
-#include <limits.h>
 #include <math.h>
 #include <stdbool.h>
 #include <stdlib.h>