Fixed test on UNAVAILBLE in python Rocoto check (NOAA-EMC#2842)

Update the test for UNAVAILABLE from inclusion to count: `if
['UNAVAILABLE'] > 0`
in `rocotocheck.py `script.

ci/scripts/utils/rocotostat.py

@@ -136,7 +136,7 @@ def rocoto_statcount(rocotostat):
     rocotostat_output = [line.split()[0:4] for line in rocotostat_output]
     rocotostat_output = [line for line in rocotostat_output if len(line) != 1]
 
-    status_cases = ['SUCCEEDED', 'FAIL', 'DEAD', 'RUNNING', 'SUBMITTING', 'QUEUED', 'UNAVAILABLE']
+    status_cases = ['SUCCEEDED', 'FAIL', 'DEAD', 'RUNNING', 'SUBMITTING', 'QUEUED', 'UNAVAILABLE', 'UNKNOWN']
 
     rocoto_status = {}
     status_counts = Counter(case for sublist in rocotostat_output for case in sublist)
@@ -214,14 +214,14 @@ def is_stalled(rocoto_status):
     elif rocoto_status['DEAD'] > 0:
         error_return = rocoto_status['FAIL'] + rocoto_status['DEAD']
         rocoto_state = 'FAIL'
-    elif 'UNAVAILABLE' in rocoto_status or 'UNKNOWN' in rocoto_status:
+    elif rocoto_status['UNAVAILABLE'] > 0 or rocoto_status['UNKNOWN'] > 0:
         rocoto_status = attempt_multiple_times(lambda: rocoto_statcount(rocotostat), 2, 120, ProcessError)
         error_return = 0
         rocoto_state = 'RUNNING'
-        if 'UNAVAILABLE' in rocoto_status:
+        if rocoto_status['UNAVAILABLE'] > 0:
             error_return = rocoto_status['UNAVAILABLE']
             rocoto_state = 'UNAVAILABLE'
-        if 'UNKNOWN' in rocoto_status:
+        if rocoto_status['UNKNOWN'] > 0:
             error_return += rocoto_status['UNKNOWN']
             rocoto_state = 'UNKNOWN'
     elif is_stalled(rocoto_status):