net: wan/lmc: fix spelling of "its"

Use the possessive "its" instead of the contraction of "it is" ("it's")
in user messages.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wan/lmc/lmc_main.c

@@ -550,7 +550,7 @@ static int lmc_siocdevprivate(struct net_device *dev, struct ifreq *ifr,
                            (timeout-- > 0))
                         cpu_relax();
 
-                    printk(KERN_DEBUG "%s: Waited %d for the Xilinx to clear it's memory\n", dev->name, 500000-timeout);
+                    printk(KERN_DEBUG "%s: Waited %d for the Xilinx to clear its memory\n", dev->name, 500000-timeout);
 
                     for(pos = 0; pos < xc.len; pos++){
                         switch(data[pos]){