RDS: IB: make the transport retry count smallest

Transport retry is not much useful since it indicate packet loss
in fabric so its better to failover fast rather than longer retry.

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>

net/rds/ib.h

@@ -16,7 +16,7 @@
 #define RDS_IB_DEFAULT_SEND_WR		256
 #define RDS_IB_DEFAULT_FR_WR		512
 
-#define RDS_IB_DEFAULT_RETRY_COUNT	2
+#define RDS_IB_DEFAULT_RETRY_COUNT	1
 
 #define RDS_IB_SUPPORTED_PROTOCOLS	0x00000003	/* minor versions supported */