Fix test as we support explicit collection types

Author: Benjamin Muskalla

java/ql/test/query-tests/Telemetry/UnsupportedExternalAPIs/UnsupportedExternalAPIs.expected

@@ -1,6 +1,4 @@
 | java.io;?;PrintStream;println;(Object) | 3 |
 | java.lang;?;Object;Object;() | 2 |
 | java.lang;?;String;length;() | 1 |
-| java.time;?;Duration;ofMillis;(long) | 1 |
-| java.util;?;ArrayList;ArrayList<>;() | 1 |
-| java.util;?;HashMap;HashMap<String,Object>;() | 1 |
+| java.time;?;Duration;ofMillis;(long) | 1 |