Standardize some proxy drop summary verbiage

alerts/proxy_drop_non_standard_port.py

@@ -53,7 +53,7 @@ class AlertProxyDropNonStandardPort(AlertTask):
         for event in aggreg['allevents']:
             destinations.add(event['_source']['details']['destination'])
 
-        summary = 'Suspicious Proxy DROP events detected from {0} to the following non-std port(s): {1}'.format(
+        summary = 'Suspicious Proxy DROP events detected from {0} to the following non-std port desintation(s): {1}'.format(
             aggreg['value'],
             ",".join(sorted(destinations))
         )

tests/alerts/test_proxy_drop_non_standard_port.py

@@ -52,12 +52,12 @@ class TestAlertProxyDropNonStandardPort(AlertTestSuite):
         "category": "squid",
         "tags": ['squid', 'proxy'],
         "severity": "WARNING",
-        "summary": 'Suspicious Proxy DROP events detected from 1.2.3.4 to the following non-std port(s): evil.com:6667'
+        "summary": 'Suspicious Proxy DROP events detected from 1.2.3.4 to the following non-std port destination(s): evil.com:6667'
     }
 
     default_alert_aggregated = AlertTestSuite.copy(default_alert)
     default_alert_aggregated[
-        "summary"] = 'Suspicious Proxy DROP events detected from 1.2.3.4 to the following non-std port(s): evil.com:1337,evil.com:6667'
+        "summary"] = 'Suspicious Proxy DROP events detected from 1.2.3.4 to the following non-std port destination(s): evil.com:1337,evil.com:6667'
 
     test_cases = []