Fix ATLASSQ-157
https://its.cern.ch/jira/browse/ATLASSQ-157
FILE : athena/InnerDetector/InDetCalibAlgs/SCT_CalibAlgs/src/SCTCalib.cxx
LINE : 1788
DEFECT MESSAGE : Invalid iterator 'errItr' used.
https://its.cern.ch/jira/browse/ATLASSQ-157
FILE : athena/InnerDetector/InDetCalibAlgs/SCT_CalibAlgs/src/SCTCalib.cxx
LINE : 1788
DEFECT MESSAGE : Invalid iterator 'errItr' used.