Replace deprecated keyword for IPMI tests

Changes:
- Exit For Loop If  is deprecated since
  Robot Framework version 5.*, use IF and BREAK instead

Tested:
- Checked using robot dry-run to make sure the
  syntax is not broken

Change-Id: Ic1af006f69fc8c440cb834c400449d88047d0637
Signed-off-by: Sridevi Ramesh <sridevra@in.ibm.com>
diff --git a/ipmi/test_ipmi_network_configuration.robot b/ipmi/test_ipmi_network_configuration.robot
index 8da73b0..6fe622b 100644
--- a/ipmi/test_ipmi_network_configuration.robot
+++ b/ipmi/test_ipmi_network_configuration.robot
@@ -62,7 +62,7 @@
     FOR  ${ipv4_address}  IN  @{ipv4_addresses}
         ${ip_address}=  Set Variable if  '${ipv4_address['Address']}' == '${STATIC_IP}'
                         ...  ${ipv4_address}
-        Exit For Loop If  ${ip_address} != None
+        IF  ${ip_address} != None  BREAK
     END
 
     Should Be Equal  ${ip_address['AddressOrigin']}  Static