greatly increase drive selection delay because I don't know it doesn't work sometimes otherwise

Signed-off-by: Julien CLEMENT <julien.clement@epita.fr>

src/drivers/atapi/mod.rs

@@ -209,12 +209,14 @@ impl ATABus {
 
     fn select_delay(&mut self) {
         unsafe {
+            for _ in 0..100 {
                 self.dcr.read();
                 self.dcr.read();
                 self.dcr.read();
                 self.dcr.read();
             }
         }
+    }
 
     fn wait_packet_request(&mut self) {
         let mut status = ATA_BSY;