wallet: get first blocknum from any channels.

The previous tests didn't make sense anyway, but I think they were trying
to exclude onchain channels.

We delete completely forgotten channels anyway now, so we don't need
such testing.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

wallet/wallet.c

@@ -628,8 +628,7 @@ u32 wallet_channels_first_blocknum(struct wallet *w)
 	u32 first_blocknum;
 	sqlite3_stmt *stmt =
 	    db_query(__func__, w->db,
-		     "SELECT MIN(first_blocknum) FROM channels WHERE state >= %d AND state != %d;",
-		     OPENINGD, CLOSINGD_COMPLETE);
+		     "SELECT MIN(first_blocknum) FROM channels;");
 
 	err = sqlite3_step(stmt);
 	if (err == SQLITE_ROW && sqlite3_column_type(stmt, 0) != SQLITE_NULL)