package/iperf3: bump to version 3.9

Cc: Matt Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/iperf3/iperf3.hash

@@ -1,4 +1,4 @@
-# From https://downloads.es.net/pub/iperf/iperf-3.8.1.tar.gz.sha256
-sha256	e5b080f3273a8a715a4100f13826ac2ca31cc7b1315925631b2ecf64957ded96  iperf-3.8.1.tar.gz
+# From https://downloads.es.net/pub/iperf/iperf-3.9.tar.gz.sha256
+sha256	24b63a26382325f759f11d421779a937b63ca1bc17c44587d2fcfedab60ac038  iperf-3.9.tar.gz
 # Locally computed
 sha256	9ef73096bdd5209dd979bfa1fec70aeb42a7255d2df3aec423642aa92d5e9f40  LICENSE

package/iperf3/iperf3.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-IPERF3_VERSION = 3.8.1
+IPERF3_VERSION = 3.9
 IPERF3_SITE = https://downloads.es.net/pub/iperf
 IPERF3_SOURCE = iperf-$(IPERF3_VERSION).tar.gz
 IPERF3_LICENSE = BSD-3-Clause, BSD-2-Clause, MIT