patch 9.0.0123: cannot build with small features

Problem:    Cannot build with small features.
Solution:   Add #ifdef.

src/charset.c

@@ -771,7 +771,9 @@ win_linetabsize(win_T *wp, linenr_T lnum, char_u *line, colnr_T len)
     chartabsize_T cts;
 
     init_chartabsize_arg(&cts, wp, lnum, 0, line, line);
+#ifdef FEAT_PROP_POPUP
     cts.cts_with_trailing = len == MAXCOL;
+#endif
     for ( ; *cts.cts_ptr != NUL && (len == MAXCOL || cts.cts_ptr < line + len);
 						      MB_PTR_ADV(cts.cts_ptr))
 	cts.cts_vcol += win_lbr_chartabsize(&cts, NULL);

src/version.c

@@ -735,6 +735,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    123,
 /**/
     122,
 /**/