fix flaky test by ignoring order of elements (#14611)

As far as I can tell, the order doesn't matter here, we wan to test that
the slice has the elements with the higher `UnixTime` value

server/service/osquery_test.go

@@ -818,7 +818,7 @@ func TestGetMostRecentResults(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			results := getMostRecentResults(tt.input)
-			assert.Equal(t, tt.expected, results)
+			assert.ElementsMatch(t, tt.expected, results)
 		})
 	}
 }