pgAdmin 4 commit: When an execution is cancelled in query tool,two dif

When an execution is cancelled in query tool, two different messages are encountered at different time. There is no
exactpattern for them. So now, the test case will look for any one of following message in the output text box 

i) canceling statement due to user request
ii) Execution cancelled!

Branch
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master

Details
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https://git.postgresql.org/gitweb?p=pgadmin4.git;a=commitdiff;h=bdf90e67a750cb35dc56715a1714beae06cd98a4

Modified Files
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web/pgadmin/feature_tests/query_tool_tests.py | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)