net/iavf: increase reset complete wait count

[ upstream commit be7226980c9ad4963b92b489c8afb17f08899953 ]

Kernel iavf driver has sent patch to increase the completion
wait time to reduce the "Reset never finished" case.
Follow this action in DPDK iavf driver.
Kernel reference commit:
8e3e4b9da7e6 ("iavf: increase reset complete wait time")

Fixes: 22b123a ("net/avf: initialize PMD")

Signed-off-by: Qiming Yang <qiming.yang@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

drivers/net/iavf/iavf.h

@@ -10,7 +10,7 @@
 
 #define IAVF_AQ_LEN               32
 #define IAVF_AQ_BUF_SZ            4096
-#define IAVF_RESET_WAIT_CNT       50
+#define IAVF_RESET_WAIT_CNT       500
 #define IAVF_BUF_SIZE_MIN         1024
 #define IAVF_FRAME_SIZE_MAX       9728
 #define IAVF_QUEUE_BASE_ADDR_UNIT 128