Fix typos in comments (imediately -> immediately)

Signed-off-by: NStefan Weil <weil@mail.berlios.de>
Signed-off-by: NStefan Hajnoczi <stefanha@linux.vnet.ibm.com>

hw/lan9118.c

@@ -721,7 +721,7 @@ static void do_phy_write(lan9118_state *s, int reg, uint32_t val)
             break;
         }
         s->phy_control = val & 0x7980;
-        /* Complete autonegotiation imediately.  */
+        /* Complete autonegotiation immediately.  */
         if (val & 0x1000) {
             s->phy_status |= 0x0020;
         }

hw/syborg_serial.c

@@ -126,7 +126,7 @@ static void do_dma_tx(SyborgSerialState *s, uint32_t count)
         s->dma_tx_ptr += count;
     }
     /* QEMU char backends do not have a nonblocking mode, so we transmit all
-       the data imediately and the interrupt status will be unchanged.  */
+       the data immediately and the interrupt status will be unchanged.  */
 }
 
 /* Initiate RX DMA, and transfer data from the FIFO.  */