In the WHERE generator, when building code for a DELETE operation, make sure

that seeks to the main table are not deferred.
This is a better fix for the [16c9801ceba49] bug than the previous.

FossilOrigin-Name: 150dd09ebd7b17234a79e1811a0fae8b0a7a40d5

src/sqliteInt.h

@@ -2543,6 +2543,7 @@ struct SrcList {
 #define WHERE_REOPEN_IDX       0x1000 /* Try to use OP_ReopenIdx */
 #define WHERE_ONEPASS_MULTIROW 0x2000 /* ONEPASS is ok with multiple rows */
 #define WHERE_USE_LIMIT        0x4000 /* There is a constant LIMIT clause */
+#define WHERE_SEEK_TABLE       0x8000 /* Always seek the main table */
 
 /* Allowed return values from sqlite3WhereIsDistinct()
 */