selftests: net: fix spelling and grammar mistakes

Fix several spelling and grammatical mistakes in output messages from
the net selftests to improve readability.

Only the message strings for the test output have been modified. No
changes to the functional logic of the tests have been made.

Signed-off-by: Praveen Balakrishnan <[e-mail]>
Reviewed-by: Simon Horman <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Jakub Kicinski <[e-mail]>

tools/testing/selftests/net/openvswitch/ovs-dpctl.py

···
                     elif msg["cmd"] == OvsPacket.OVS_PACKET_CMD_EXECUTE:
                         up.execute(msg)
                     else:
-                        print("Unkonwn cmd: %d" % msg["cmd"])
+                        print("Unknown cmd: %d" % msg["cmd"])
             except NetlinkError as ne:
                 raise ne
 

tools/testing/selftests/net/rps_default_mask.sh

···
 
 echo 1 > /proc/sys/net/core/rps_default_mask
 setup
-chk_rps "changing rps_default_mask dont affect existing devices" "" lo $INITIAL_RPS_DEFAULT_MASK
+chk_rps "changing rps_default_mask doesn't affect existing devices" "" lo $INITIAL_RPS_DEFAULT_MASK
 
 echo 3 > /proc/sys/net/core/rps_default_mask
-chk_rps "changing rps_default_mask dont affect existing netns" $NETNS lo 0
+chk_rps "changing rps_default_mask doesn't affect existing netns" $NETNS lo 0
 
 ip link add name $VETH type veth peer netns $NETNS name $VETH
 ip link set dev $VETH up
 ip -n $NETNS link set dev $VETH up
-chk_rps "changing rps_default_mask affect newly created devices" "" $VETH 3
-chk_rps "changing rps_default_mask don't affect newly child netns[II]" $NETNS $VETH 0
+chk_rps "changing rps_default_mask affects newly created devices" "" $VETH 3
+chk_rps "changing rps_default_mask doesn't affect newly child netns[II]" $NETNS $VETH 0
 ip link del dev $VETH
 ip netns del $NETNS
 
···
 
 ip netns exec $NETNS sysctl -qw net.core.rps_default_mask=1
 ip link add name $VETH type veth peer netns $NETNS name $VETH
-chk_rps "changing rps_default_mask in child ns don't affect the main one" "" lo $INITIAL_RPS_DEFAULT_MASK
+chk_rps "changing rps_default_mask in child ns doesn't affect the main one" "" lo $INITIAL_RPS_DEFAULT_MASK
 chk_rps "changing rps_default_mask in child ns affects new childns devices" $NETNS $VETH 1
-chk_rps "changing rps_default_mask in child ns don't affect existing devices" $NETNS lo 0
+chk_rps "changing rps_default_mask in child ns doesn't affect existing devices" $NETNS lo 0
 
 exit $ret