[CI] Allow the job to pass if the non-critical tests have failed

Currently the bluval-daily-master job's fail criteria is if any test fails, then the job fails. Since we introduced some non-critical tests lately, allow the job to pass if those tests are failing.

[1] https://gerrit.akraino.org/r/gitweb?p=ci-management.git;a=blob;f=jjb/shell/run_bluval.sh;h=fc16781e9f63fc50e67d273edf8d8b2dd8fb8789;hb=HEAD#l165

[2] https://gerrit.akraino.org/r/gitweb?p=ci-management.git;a=blob;f=jjb/akraino-templates/akraino-validation-templates.yaml;h=8a64fed48c8106633cd4dd4f3a3611c13462867a;hb=HEAD#l165