made vectors in lists work

demo.c

@@ -1,9 +1,13 @@
 #include <odweta/list.h>
+#include <odweta/vector.h>
 #include <stdio.h>
 
 int main(int argc, char **argv) {
 	list_t *l = listInit();
 
+	vector_t *to_be_pushed_vec = vectorInit(INT);
+	vectorPush(to_be_pushed_vec, &(int){1620});
+	listPush(l, VECTOR, (vector_t *)to_be_pushed_vec);
 	listPush(l, FLOAT, &(float){3.14});
 	listPush(l, CHAR, &(char){'x'});
 	listPush(l, INT, &(int){123});