patch 8.2.5149: cannot build without the +eval feature

Problem:    Cannot build without the +eval feature. (Tony Mechelynck)
Solution:   Add #ifdefs.

Author: brammool

src/ex_getln.c

@@ -1206,7 +1206,9 @@ cmdline_insert_reg(int *gotesc UNUSED)
 {
     int		i;
     int		c;
+#ifdef FEAT_EVAL
     int		save_new_cmdpos = new_cmdpos;
+#endif
 
 #ifdef USE_ON_FLY_SCROLL
     dont_scroll = TRUE;	// disallow scrolling here
@@ -1265,7 +1267,9 @@ cmdline_insert_reg(int *gotesc UNUSED)
 	}
 #endif
     }
+#ifdef FEAT_EVAL
     new_cmdpos = save_new_cmdpos;
+#endif
 
     // remove the double quote
     redrawcmd();

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    5149,
 /**/
     5148,
 /**/