Correct issue with checkTimeLimit for functions that exceed wall clock time

[jasonfleming]

When a job exceeds the estimated wall clock time, the ASGS detects it but throws the following errors:

# on console
/ddnB/work/$USER/production/asgs/asgs_main.sh: line 1192: [[: 1141 checkTimeLimit /ddnB/work/$USER/production/asgs/asgs_main.sh
1191 monitorJobs /ddnB/work/$USER/production/asgs/asgs_main.sh
2697 main /ddnB/work/$USER/production/asgs/asgs_main.sh: syntax error in expression (error token is "checkTimeLimit /ddnB/work/$USER/production/asgs/asgs_main.sh
1191 monitorJobs /ddnB/work/$USER/production/asgs/asgs_main.sh
2697 main /ddnB/work/$USER/production/asgs/asgs_main.sh")
# in $SYSLOG
[2024-May-10-T08:46:04-0500] WARNING: nowcast: asgs_main.sh>checkTimeLimit(): The time limit is 07:00:00 but the total time used so far is 07:00:00. Therefore, the time limit has been exceeded.
1141 checkTimeLimit /ddnB/work/$USER/production/asgs/asgs_main.sh
1191 monitorJobs /ddnB/work/$USER/production/asgs/asgs_main.sh
2697 main /ddnB/work/$USER/production/asgs/asgs_main.sh