patch 8.2.2923: EBCDIC build is broken

Problem:    EBCDIC build is broken.
Solution:   Move sortFunctions() to evalfunc.c. (Ken Takata, closes #8306)

src/eval.c

@@ -104,33 +104,6 @@ num_modulus(varnumber_T n1, varnumber_T n2, int *failed)
     return (n2 == 0) ? 0 : (n1 % n2);
 }
 
-#if defined(EBCDIC) || defined(PROTO)
-/*
- * Compare struct fst by function name.
- */
-    static int
-compare_func_name(const void *s1, const void *s2)
-{
-    struct fst *p1 = (struct fst *)s1;
-    struct fst *p2 = (struct fst *)s2;
-
-    return STRCMP(p1->f_name, p2->f_name);
-}
-
-/*
- * Sort the function table by function name.
- * The sorting of the table above is ASCII dependent.
- * On machines using EBCDIC we have to sort it.
- */
-    static void
-sortFunctions(void)
-{
-    int		funcCnt = (int)ARRAY_LENGTH(functions) - 1;
-
-    qsort(functions, (size_t)funcCnt, sizeof(struct fst), compare_func_name);
-}
-#endif
-
 /*
  * Initialize the global and v: variables.
  */