patch 8.2.4794: compiler warning for not initialized variable

Problem:    Compiler warning for not initialized variable.
Solution:   Initialize the variable. (John Marriott)

src/indent.c

@@ -1046,7 +1046,7 @@ inindent(int extra)
     void
 op_reindent(oparg_T *oap, int (*how)(void))
 {
-    long	i;
+    long	i = 0;
     char_u	*l;
     int		amount;
     linenr_T	first_changed = 0;

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4794,
 /**/
     4793,
 /**/