patch 8.2.5162: reading before the start of the line with BS in Replace mode

Problem:    Reading before the start of the line with BS in Replace mode.
Solution:   Check the cursor column is more than zero.

Author: brammool

src/edit.c

@@ -4183,7 +4183,7 @@ ins_bs(
 #endif
 
 	    // delete characters until we are at or before want_vcol
-	    while (vcol > want_vcol
+	    while (vcol > want_vcol && curwin->w_cursor.col > 0
 		    && (cc = *(ml_get_cursor() - 1), VIM_ISWHITE(cc)))
 		ins_bs_one(&vcol);
 

src/version.c

@@ -735,6 +735,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    5162,
 /**/
     5161,
 /**/