Fix Evaluating expression 'skip_dump_creation=1 != 0'

Test failed due to:
 failed: SyntaxError: invalid syntax (<string>, line 1)

Changes:
    - Corrected the argument passing to the keyword

Tested: - Tested on sandbox and worked well.
Change-Id: I691ae75deeb30c91add7803bbae856e375919410
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/redfish/managers/test_bmc_dumps.robot b/redfish/managers/test_bmc_dumps.robot
index 7571f7c..1a4f36b 100644
--- a/redfish/managers/test_bmc_dumps.robot
+++ b/redfish/managers/test_bmc_dumps.robot
@@ -243,7 +243,7 @@
     [Documentation]  Verify error while initiating BMC dump during dumping state.
     [Tags]  Verify_Error_While_Initiating_BMC_Dump_During_Dumping_State
 
-    Create User Initiated BMC Dump Via Redfish  skip_dump_creation=1
+    Create User Initiated BMC Dump Via Redfish  ${1}
 
     # Check error while initiating BMC dump while dump in progress.
     ${payload}=  Create Dictionary  DiagnosticDataType=Manager